On three occasions prior to a 1970 change to the state constitution the Lieutenant Governor was of a different political party from the Governor. In each instance a Democratic Lieutenant Governor served under a Republican Governor.

Lieutenant Governors of Illinois

#	Lt. Governor	Party	Commission Date	End Date	Governor	Party	Term
1	Pierre Menard Pierre Menard Pierre Menard was a fur trader and U.S. political figure. Pierre Menard was born at St. Antoine-sur-Richelieu, near Montreal, Canada, third in a family of ten children...	Democratic- Republican Democratic-Republican Party (United States) The Democratic-Republican Party or Republican Party was an American political party founded in the early 1790s by Thomas Jefferson and James Madison. Political scientists use the former name, while historians prefer the latter one; contemporaries generally called the party the "Republicans", along...	October 6, 1818	December 5, 1822	Shadrach Bond Shadrach Bond Shadrach Bond was a representative from Illinois Territory to the United States Congress. In 1818, he was elected the first Governor of Illinois, becoming the new state's first chief executive...	Democratic- Republican	1818–1822
2	Adolphus Hubbard	Democratic- Republican	December 5, 1822	December 6, 1826	Edward Coles Edward Coles Edward Coles manumitted his slaves in 1819, was secretary to James Madison , neighbor and anti-slavery associate of Thomas Jefferson and was the second Governor of Illinois, serving from 1822 to 1826...	Democratic- Republican	1822–1826
3	William Kinney	Democratic	December 6, 1826	December 9, 1830	Ninian Edwards Ninian Edwards Ninian Edwards was a founding political figure of the state of Illinois. He served as the first and only governor of the Illinois Territory from 1809 to 1818, as one of the first two United States Senators from Illinois from 1818 to 1824, and as the third Governor of Illinois from 1826 to 1830...	Democratic- Republican	1826–1830
4	Zadok Casey Zadok Casey Zadok Casey was an American politician who served as a U.S. Representative from Illinois from 1833 to 1843. He founded the city of Mount Vernon around 1817. He was elected to the Illinois House of Representatives in 1822 and to the Illinois State Senate in 1826, and was elected the fourth...	Democratic	December 9, 1830	March 1, 1833	John Reynolds John Reynolds (U.S. politician) John Reynolds was a United States politician from the state of Illinois. He was one of the original four justices of the Illinois Supreme Court, 1818–1825, a member of the Illinois House of Representatives from 1826–1830, 1846–1848, and 1852–1854 , and the 4th Illinois Governor from 1830–1834...	Democratic Democratic Party (United States) The Democratic Party is one of two major contemporary political parties in the United States, along with the Republican Party. The party's socially liberal and progressive platform is largely considered center-left in the U.S. political spectrum. The party has the lengthiest record of continuous...	1830–1834
5	William Lee D. Ewing William Lee D. Ewing William Lee Davidson Ewing was a politician from Illinois who served partial terms as the fifth governor of the state and as U.S. Senator....	Democratic	March 1, 1833	December 5, 1834	John Reynolds John Reynolds (U.S. politician) John Reynolds was a United States politician from the state of Illinois. He was one of the original four justices of the Illinois Supreme Court, 1818–1825, a member of the Illinois House of Representatives from 1826–1830, 1846–1848, and 1852–1854 , and the 4th Illinois Governor from 1830–1834...	Democratic	1830–1834
	Office vacant		November 17, 1834	December 5, 1834	William Lee Davidson Ewing William Lee D. Ewing William Lee Davidson Ewing was a politician from Illinois who served partial terms as the fifth governor of the state and as U.S. Senator....	Democratic	1834
6	Alexander Jenkins	Democratic	December 5, 1834	December 9, 1836 Resigned	Joseph Duncan Joseph Duncan (politician) Joseph Duncan was a U.S. politician. He served as the sixth Governor of Illinois from 1834 to 1838. He was a Democrat and a two-term U.S. Representative....	Democratic	1834–1838
7	William H. Davidson	Democratic	December 9, 1836 Acting	December 7, 1838	Joseph Duncan Joseph Duncan (politician) Joseph Duncan was a U.S. politician. He served as the sixth Governor of Illinois from 1834 to 1838. He was a Democrat and a two-term U.S. Representative....	Democratic	1834–1838
8	Stinson Anderson	Democratic	December 7, 1838	December 8, 1842	Thomas Carlin Thomas Carlin Thomas Carlin was the seventh Governor of Illinois, serving from 1838 to 1842. Born in 1789 in Frankfort, Kentucky, he served in both houses of the Illinois General Assembly, and was instrumental in obtaining passage of a bill in January 1829 creating Macoupin County. The city of Carlinville,...	Democratic	1838–1842
9	John Moore	Democratic	December 8, 1842	December 9, 1846	Thomas Ford Thomas Ford (politician) Thomas Ford was the eighth Governor of Illinois, and served in this capacity from 1842 to 1846. A Democrat, he is remembered largely for his involvement in the death of Joseph Smith, Jr., and the subsequent Illinois Mormon War...	Democratic	1842–1846
10	Joseph Wells	Democratic	December 9, 1846	January 8, 1849	Augustus C. French Augustus C. French Augustus Chaflin French was the ninth Governor of the U.S. state of Illinois from 1846 until 1853. He is best known for his fiscal policies, which eliminated the state's debt by the end of his administration, and for the lack of scandals during his administration...	Democratic	1846–1853
11	William McMurtry William McMurtry William McMurtry was a Lieutenant Governor of Illinois and Civil War colonel.McMurtry was born in Mercer County, Kentucky. William's parents were James and Elizabeth McMurtry. His great-grandfather, John McMurtry, who descended from French Huguenots, fought in the American Revolution; dying in...	Democratic	January 8, 1849	January 10, 1853	Augustus C. French Augustus C. French Augustus Chaflin French was the ninth Governor of the U.S. state of Illinois from 1846 until 1853. He is best known for his fiscal policies, which eliminated the state's debt by the end of his administration, and for the lack of scandals during his administration...	Democratic	1846–1853
12	Gustavus Koerner	Democratic	January 10, 1853	January 12, 1857	Joel Aldrich Matteson Joel Aldrich Matteson Joel Aldrich Matteson was the tenth Governor of Illinois, serving from 1853 to 1857. In 1855, he became the first governor to reside in the Illinois Executive Mansion. After his term as governor ended he was for many years the president of the Chicago and Alton Railroad...	Democratic	1853–1857
13	John Wood John Wood (governor) John Wood was the 12th Governor of Illinois, serving from 1860 to 1861. Wood was a founder and the first settler of Quincy, Illinois....	Republican	January 12, 1857	March 20, 1860	William Henry Bissell William Henry Bissell William Henry Bissell was the 11th Governor of the U.S. state of Illinois from 1857 until his death. He was one of the first successful Republican Party candidates, winning the election of 1856 just two years after the founding of his party.Bissell was born in Hartwick, Otsego County, New York...	Republican Republican Party (United States) The Republican Party is one of the two major contemporary political parties in the United States, along with the Democratic Party. Founded by anti-slavery expansion activists in 1854, it is often called the GOP . The party's platform generally reflects American conservatism in the U.S...	1857–1860
14	Thomas Marshall	Democratic	January 7, 1861	January 14, 1861	John Wood John Wood (governor) John Wood was the 12th Governor of Illinois, serving from 1860 to 1861. Wood was a founder and the first settler of Quincy, Illinois....	Republican	1860–1861
15	Francis Hoffmann	Republican	January 14, 1861	January 16, 1865	Richard Yates	Republican	1861–1865
16	William Bross	Republican	January 16, 1865	January 11, 1869	Richard J. Oglesby Richard James Oglesby Richard James Oglesby was an Illinois statesman and U.S. Army officer. He served in the Mexican-American War and was a major general in the Union Army during the American Civil War. He also served Illinois in the legislature. Near the end of the civil war, he was elected the 14th Governor of...	Republican	1865–1869
17	John Dougherty	Republican	January 11, 1869	January 13, 1873	John M. Palmer John M. Palmer (politician) John McAuley Palmer , was an Illinois resident, an American Civil War General who fought for the Union, the 15th Governor of Illinois, and presidential candidate of the National Democratic Party in the 1896 election on a platform to defend the gold standard, free trade, and limited...	Republican	1869–1873
18	John Lourie Beveridge John Lourie Beveridge John Lourie Beveridge was the 16th Governor of Illinois, serving from 1873 to 1877.- References :...	Republican	January 13, 1873	January 23, 1873 Succeeded Oglesby	Richard J. Oglesby Richard James Oglesby Richard James Oglesby was an Illinois statesman and U.S. Army officer. He served in the Mexican-American War and was a major general in the Union Army during the American Civil War. He also served Illinois in the legislature. Near the end of the civil war, he was elected the 14th Governor of...	Republican	1873
19	John Early John Early John Early was a Methodist prelate and one of the founders of the Methodist Episcopal Church, South.He was born in Bedford County, Virginia. He became a founder and one of the members of the board of Randolph Macon College. He was one of the founders of the Methodist Episcopal Church, South, and...	Republican	January 23, 1873 Acting	January 8, 1875	John Lourie Beveridge John Lourie Beveridge John Lourie Beveridge was the 16th Governor of Illinois, serving from 1873 to 1877.- References :...	Republican	1873–1877
20	Archibald Glenn Archibald Glenn Sir Archibald Glenn OBE is an Australian industrialist and founding Chancellor of La Trobe UniversityJoseph Robert Archibald Glenn was educated at Scotch College, Melbourne and studied engineering at the University of Melbourne and later in London.He joined ICI where he became managing director...	Democratic	January 8, 1875 Acting	January 8, 1877	John Lourie Beveridge John Lourie Beveridge John Lourie Beveridge was the 16th Governor of Illinois, serving from 1873 to 1877.- References :...	Republican	1873–1877
21	Andrew Shuman	Republican	January 8, 1877	January 10, 1881	Shelby Moore Cullom Shelby Moore Cullom Shelby Moore Cullom was a U.S. political figure, serving in various offices, including the United States House of Representatives, the United States Senate and the 17th Governor of Illinois....	Republican	1877–1883
22	John Marshall Hamilton John Marshall Hamilton John Marshall Hamilton was the 18th Governor of Illinois, serving from 1883 to 1885.- References :...	Republican	January 10, 1881	February 6, 1883 Succeeded Cullom	Shelby Moore Cullom Shelby Moore Cullom Shelby Moore Cullom was a U.S. political figure, serving in various offices, including the United States House of Representatives, the United States Senate and the 17th Governor of Illinois....	Republican	1877–1883
23	William Campbell	Republican	February 6, 1883 Acting	January 30, 1885	John Marshall Hamilton John Marshall Hamilton John Marshall Hamilton was the 18th Governor of Illinois, serving from 1883 to 1885.- References :...	Republican	1883–1885
24	John Smith	Republican	January 30, 1885	January 14, 1889	Richard J. Oglesby Richard James Oglesby Richard James Oglesby was an Illinois statesman and U.S. Army officer. He served in the Mexican-American War and was a major general in the Union Army during the American Civil War. He also served Illinois in the legislature. Near the end of the civil war, he was elected the 14th Governor of...	Republican	1885–1889
25	Lyman Ray	Republican	January 14, 1889	January 10, 1893	Joseph W. Fifer Joseph W. Fifer Joseph Wilson Fifer was the 19th Governor of Illinois, serving from 1889 to 1893. He also served as a member of the Illinois Senate, 1881–83.“Private Joe” Fifer was born at Staunton, Virginia on October 28, 1840...	Republican	1889–1893
26	Joseph B. Gill	Democratic	January 10, 1893	January 11, 1897	John Peter Altgeld John Peter Altgeld John Peter Altgeld was the 20th Governor of the U.S. state of Illinois from 1893 until 1897. He was the first Democratic governor of that state since the 1850s...	Democratic	1893–1897
27	William Northcott	Republican	January 11, 1897	January 14, 1901	John R. Tanner John Riley Tanner John Riley Tanner was the 21st Governor of Illinois, from 1897 until 1901. He was one of the most remarkable governors of the late nineteenth century....	Republican	1897–1901
27	William Northcott	Republican	January 14, 1901	January 9, 1905	Richard Yates Richard Yates (son) Richard Yates, Jr. was the 22nd Governor of Illinois from 1901 to 1905. From 1919 to 1933, he served in the U.S. House of Representatives from Illinois. Although he failed to receive his party's nomination in 1928 to the Seventy-first Congress, he was later appointed nominee and elected in place...	Republican	1901–1905
28	Lawrence Sherman	Republican	January 9, 1905	January 18, 1909	Charles S. Deneen Charles S. Deneen Charles Samuel Deneen was the 23rd Governor of Illinois, serving from 1905 to 1913, and was the first to serve two terms. He served as a U.S. Senator from Illinois, 1925–1931. Deneen also served as a member of the Illinois House of Representatives in 1892...	Republican	1905–1913
29	John G. Oglesby John G. Oglesby John Gillett Oglesby was the 29th and 31st Lieutenant Governor of Illinois from 1909 to 1913, and again from 1917 to 1921....	Republican	January 18, 1909	February 3, 1913	Charles S. Deneen Charles S. Deneen Charles Samuel Deneen was the 23rd Governor of Illinois, serving from 1905 to 1913, and was the first to serve two terms. He served as a U.S. Senator from Illinois, 1925–1931. Deneen also served as a member of the Illinois House of Representatives in 1892...	Republican	1905–1913
30	Barratt O'Hara Barratt O'Hara Barratt O'Hara of Chicago was the 30th Lieutenant Governor of Illinois from 1913 to 1917 and a U.S. Representative from Illinois from 1949 to 1951 and from 1953 to 1969.-External links: Retrieved on 2008-02-09...	Democratic	February 3, 1913	January 8, 1917	Edward F. Dunne Edward Fitzsimmons Dunne Edward Fitzsimmons Dunne was an American politician who was the 24th Governor of Illinois from 1913 to 1917 and previously served as the 38th mayor of Chicago from April 5, 1905 to 1907.-Early years:...	Democratic	1913–1917
31	John G. Oglesby John G. Oglesby John Gillett Oglesby was the 29th and 31st Lieutenant Governor of Illinois from 1909 to 1913, and again from 1917 to 1921....	Republican	January 8, 1917	January 10, 1921	Frank O. Lowden	Republican	1917–1921
32	Fred Sterling	Republican	January 10, 1921	January 14, 1929	Len Small Len Small Lennington Small was the 26th Governor of Illinois, serving from 1921 to 1929. He also served as a member of the Illinois state senate from the 16th District from 1901 to 1903 and was Illinois state treasurer, 1905–07 and 1917-19.Small was born in Kankakee County, Illinois.Lennington Small was...	Republican	1921–1929
32	Fred Sterling	Republican	January 14, 1929	January 9, 1933	Louis L. Emmerson Louis Lincoln Emmerson Louis Lincoln Emmerson was the Secretary of State of Illinois, 1917 to 1929. At the end of his term, he was elected the 27th Governor of Illinois, serving from 1929 to 1933. Emmerson was born in Albion, Edwards County, Illinois and died in Mt. Vernon, Jefferson County, Illinois. He was buried at...	Republican	1929–1933
33	Thomas Donovan Thomas Donovan Thomas Patrick "Paddy" Donovan is a former New Zealand boxer.He won the bronze medal in the men's 57-60 kg division at the 1958 British Empire and Commonwealth Games...	Democratic	January 9, 1933	January 4, 1937	Henry Horner Henry Horner Henry Horner was the 28th Governor of Illinois, serving from 1933 to 1940, when he died in office. Horner was the first Jewish governor of Illinois.- Political biography :...	Democratic	1933–1940
34	John H. Stelle John Henry Stelle John Henry Stelle was a U.S. political figure. He served as the 34th Lieutenant Governor of Illinois for more than three and a half years in 1937-1940, and served as the 29th Governor of Illinois for three months in 1940-1941 upon the death of Governor Henry Horner in October 1940.-Biography:He...	Democratic	January 4, 1937	October 6, 1940 succeeded Horner	Henry Horner Henry Horner Henry Horner was the 28th Governor of Illinois, serving from 1933 to 1940, when he died in office. Horner was the first Jewish governor of Illinois.- Political biography :...	Democratic	1933–1940
	Office vacant		October 6, 1940	January 13, 1941	John H. Stelle John Henry Stelle John Henry Stelle was a U.S. political figure. He served as the 34th Lieutenant Governor of Illinois for more than three and a half years in 1937-1940, and served as the 29th Governor of Illinois for three months in 1940-1941 upon the death of Governor Henry Horner in October 1940.-Biography:He...	Democratic	1940–1941
35	Hugh W. Cross	Republican	January 13, 1941	January 10, 1949	Dwight H. Green Dwight H. Green Dwight Herbert Green was the 30th Governor of the US state of Illinois, serving from 1941 to 1949.- From childhood to early adulthood :...	Republican	1941–1949
36	Sherwood Dixon Sherwood Dixon John Sherwood Dixon was an American politician from Illinois, member of the Democratic Party.Born in Dixon...	Democratic	January 10, 1949	January 12, 1953	Adlai E. Stevenson II	Democratic	1949–1953
37	John William Chapman John William Chapman John William Chapman was the 37th Lieutenant Governor of Illinois. Chapman was born in Crete, Nebraska September 8, 1894. Chapman attended Public school in Chicago. He graduated from the University of Chicago in 1915 and received a Juris Doctor from University of Chicago Law School in 1917...	Republican	January 12, 1953	January 9, 1961	William G. Stratton William Stratton William Grant Stratton , known as "Billy the Kid", was the 32nd Governor of the U.S. state of Illinois from 1953 to 1961, succeeding Adlai Stevenson II in that office. He was born on in Ingleside in Lake County, Illinois, the son of William J...	Republican	1953–1961
38	Samuel H. Shapiro Samuel H. Shapiro Samuel Harvey Shapiro was the 34th Governor of Illinois, serving from 1968 to 1969. He was a member of the Democratic Party....	Democratic	January 9, 1961	May 21, 1968 succeeded Kerner	Otto Kerner, Jr. Otto Kerner, Jr. Otto Kerner, Jr. was the 33rd Governor of Illinois from 1961 to 1968. He is best known for chairing the National Advisory Commission on Civil Disorders and for accepting bribes....	Democratic	1961–1968
	Office vacant		May 21, 1968	January 13, 1969	Samuel H. Shapiro Samuel H. Shapiro Samuel Harvey Shapiro was the 34th Governor of Illinois, serving from 1968 to 1969. He was a member of the Democratic Party....	Democratic	1968–1969
39	Paul Simon Paul Simon (politician) Paul Martin Simon was an American politician from Illinois. He served in the United States House of Representatives from 1975 to 1985 and United States Senate from 1985 to 1997. He was a member of the Democratic Party...	Democratic	January 13, 1969	January 8, 1973	Richard Buell Ogilvie Richard B. Ogilvie Richard Buell Ogilvie was the 35th Governor of Illinois from 1969 to 1973. A wounded combat veteran of World War II, he achieved fame as the mafia-fighting Sheriff of Cook County, Illinois in the 1960s....	Republican	1969–1973
40	Neil Hartigan Neil Hartigan Neil F. Hartigan is an Illinois Democrat who has served as Illinois Attorney General, the 40th Lieutenant Governor, and a judge of the Illinois Appellate Court. Hartigan also was the Democratic nominee for governor in 1990 but lost the race to Republican Jim Edgar.-Background:Hartigan grew up in...	Democratic	January 8, 1973	January 10, 1977	Daniel Walker Daniel Walker Daniel Walker was the 36th Governor of the U.S. state of Illinois from 1973 to 1977.-Early life and career:He was born in Washington, D.C. and raised near San Diego, California. He was the second Governor of Illinois to graduate from the United States Naval Academy. He served as a naval officer in...	Democratic	1973–1977
41	Dave O'Neal Dave O'Neal David C. O’Neal was the 41st Lieutenant Governor of Illinois from 1977 to 1981. For six years he served as Saint Clair County Sheriff, the first Republican to hold that office in twenty years.-Background:...	Republican	January 10, 1977	July 31, 1981 Resigned	James R. Thompson James R. Thompson James Robert Thompson, Jr. , also known as Big Jim Thompson, was the 37th and longest serving Governor of the US state of Illinois...	Republican	1977–1991
	Office vacant		July 31, 1981	January 10, 1983	James R. Thompson James R. Thompson James Robert Thompson, Jr. , also known as Big Jim Thompson, was the 37th and longest serving Governor of the US state of Illinois...	Republican	1977–1991
42	George H. Ryan	Republican	January 10, 1983	January 14, 1991	James R. Thompson James R. Thompson James Robert Thompson, Jr. , also known as Big Jim Thompson, was the 37th and longest serving Governor of the US state of Illinois...	Republican	1977–1991
43	Bob Kustra Robert W. Kustra Robert W. Kustra PhD is a former Illinois Republican politician and is currently the president of Boise State University. Kustra was born in St...	Republican	January 14, 1991	July 1, 1998 Resigned	James Edgar Jim Edgar James Edgar is an American politician who was the 38th Governor of Illinois from 1991 to 1999 and Illinois Secretary of State from 1981 to 1991. As a moderate Republican in a largely blue-leaning state, Edgar was a popular and successful governor, leaving office with high approval ratings...	Republican	1991–1999
	Office vacant		July 1, 1998	January 11, 1999	James Edgar Jim Edgar James Edgar is an American politician who was the 38th Governor of Illinois from 1991 to 1999 and Illinois Secretary of State from 1981 to 1991. As a moderate Republican in a largely blue-leaning state, Edgar was a popular and successful governor, leaving office with high approval ratings...	Republican	1991–1999
44	Corinne Wood Corinne Wood Corinne J. Wood served as the 44th Lieutenant Governor of the US state of Illinois from 1999 to 2003. Graduating Phi Beta Kappa from the University of Illinois and Loyola University School of Law, Wood was named general counsel to the Illinois Commissioner of Banks and Trusts.-Background:Born as...	Republican	January 11, 1999	January 13, 2003	George H. Ryan George Ryan George Homer Ryan, Sr. was the 39th Governor of the U.S. state of Illinois from 1999 until 2003. He is a member of the Republican Party. Ryan became nationally known when in 2000 he imposed a moratorium on executions and "raised the national debate on capital punishment"...	Republican	1999–2003
45	Pat Quinn Pat Quinn (politician) Patrick Joseph "Pat" Quinn III is the 41st and current Governor of Illinois. He is a member of the Democratic Party. Previously elected three times to statewide office, Quinn was the sitting lieutenant governor and became governor on January 29, 2009, when the previous governor, Rod Blagojevich,...	Democratic	January 13, 2003	January 29, 2009 Succeeded Blagojevich	Rod R. Blagojevich Rod Blagojevich Rod R. Blagojevich is an American politician who served as the 40th Governor of Illinois from 2003 to 2009. A Democrat, Blagojevich was a State Representative before being elected to the United States House of Representatives representing parts of Chicago...	Democratic	2003–2009
	Office vacant		January 29, 2009	January 9, 2011	Pat Quinn Pat Quinn (politician) Patrick Joseph "Pat" Quinn III is the 41st and current Governor of Illinois. He is a member of the Democratic Party. Previously elected three times to statewide office, Quinn was the sitting lieutenant governor and became governor on January 29, 2009, when the previous governor, Rod Blagojevich,...	Democratic	2009–2011
46	Sheila Simon Sheila Simon Sheila J. Simon is an American politician and educator who is the 46th and current Lieutenant Governor of the state of Illinois. She was a Professor of Law at the Southern Illinois University School of Law. Simon is the daughter of former U.S...	Democratic	January 10, 2011	current	Pat Quinn Pat Quinn (politician) Patrick Joseph "Pat" Quinn III is the 41st and current Governor of Illinois. He is a member of the Democratic Party. Previously elected three times to statewide office, Quinn was the sitting lieutenant governor and became governor on January 29, 2009, when the previous governor, Rod Blagojevich,...	Democratic	2011–

Living former lieutenant governors

, six former lieutenant governors were alive. The most recent death of a former lieutenant governor was that of Paul Simon

Paul Simon (politician)

Paul Martin Simon was an American politician from Illinois. He served in the United States House of Representatives from 1975 to 1985 and United States Senate from 1985 to 1997. He was a member of the Democratic Party...

 (1969–1973), on December 9, 2003. He is also the most recent serving lieutenant governor to die.

Lt. Governor	Lt. Gubernatorial term	Date of birth
Neil Hartigan Neil Hartigan Neil F. Hartigan is an Illinois Democrat who has served as Illinois Attorney General, the 40th Lieutenant Governor, and a judge of the Illinois Appellate Court. Hartigan also was the Democratic nominee for governor in 1990 but lost the race to Republican Jim Edgar.-Background:Hartigan grew up in...	1973–1977	4 May 1938 (age 73)
Dave O'Neal Dave O'Neal David C. O’Neal was the 41st Lieutenant Governor of Illinois from 1977 to 1981. For six years he served as Saint Clair County Sheriff, the first Republican to hold that office in twenty years.-Background:...	1977–1981	24 January 1937 (age 75)
George Ryan George Ryan George Homer Ryan, Sr. was the 39th Governor of the U.S. state of Illinois from 1999 until 2003. He is a member of the Republican Party. Ryan became nationally known when in 2000 he imposed a moratorium on executions and "raised the national debate on capital punishment"...	1983–1991	24 February 1934 (age 77)
Bob Kustra Robert W. Kustra Robert W. Kustra PhD is a former Illinois Republican politician and is currently the president of Boise State University. Kustra was born in St...	1991–1998	21 March 1943 (age 68)
Corinne Wood Corinne Wood Corinne J. Wood served as the 44th Lieutenant Governor of the US state of Illinois from 1999 to 2003. Graduating Phi Beta Kappa from the University of Illinois and Loyola University School of Law, Wood was named general counsel to the Illinois Commissioner of Banks and Trusts.-Background:Born as...	1999–2003	28 May 1954 (age 57)
Pat Quinn Pat Quinn (politician) Patrick Joseph "Pat" Quinn III is the 41st and current Governor of Illinois. He is a member of the Democratic Party. Previously elected three times to statewide office, Quinn was the sitting lieutenant governor and became governor on January 29, 2009, when the previous governor, Rod Blagojevich,...	2003–2009	16 December 1948 (age 63)
Sheila Simon Sheila Simon Sheila J. Simon is an American politician and educator who is the 46th and current Lieutenant Governor of the state of Illinois. She was a Professor of Law at the Southern Illinois University School of Law. Simon is the daughter of former U.S...	2011–	13 March 1961 (age 50)

External links

• Roster of elected officials, Illinois 2005-2006 Blue Book
• Illinois 2005-2006 Blue Book, Illinois Governor mini-bios