Hon. William Owen Stanley (1802–1884) was a British Liberal

Liberal Party (UK)

The Liberal Party was one of the two major political parties of the United Kingdom during the 19th and early 20th centuries. It was a third party of negligible importance throughout the latter half of the 20th Century, before merging with the Social Democratic Party in 1988 to form the present day...

 politician.

Stanley was a twin son of John Stanley, 1st Baron Stanley of Alderley

John Stanley, 1st Baron Stanley of Alderley

John Thomas Stanley, 1st Baron Stanley of Alderley , known as Sir John Stanley, 7th Baronet, from 1807 to 1839, was a British peer and politician....

, and Lady Maria Josepha, daughter of John Holroyd, 1st Earl of Sheffield. His brother was Edward Stanley, 2nd Baron Stanley of Alderley

Edward Stanley, 2nd Baron Stanley of Alderley

Edward John Stanley, 2nd Baron Stanley of Alderley PC , known as The Lord Eddisbury between 1848 and 1850, was a British politician.-Background:...

. He became a solicitor.

Stanley was a Member of Parliament

Member of Parliament

A Member of Parliament is a representative of the voters to a :parliament. In many countries with bicameral parliaments, the term applies specifically to members of the lower house, as upper houses often have a different title, such as senate, and thus also have different titles for its members,...

 for Anglesey 1837-1847, City of Chester 1850-1857 and Beaumaris

Beaumaris (UK Parliament constituency)

Beaumaris was a parliamentary borough in Anglesey, which returned one Member of Parliament to the House of Commons of the Parliament of England from 1553, then to the Parliament of Great Britain from 1707 to 1800 and to the Parliament of the United Kingdom from 1801 to 1885, when the constituency...

 1857-1874. He was also the Lord Lieutenant of Anglesey

Lord Lieutenant of Anglesey

This is a list of people who served as Lord Lieutenant of Anglesey. Since 1761, all Lord Lieutenants have also been Custos Rotulorum of Anglesey...

 2 March 1869 – 24 February 1884,

Stanley married Ellin Williams, daughter of Sir John Williams of Bodelwyddan

Bodelwyddan

Bodelwyddan is a village and community in Denbighshire, Wales now bypassed by the A55 road. It has a population of 2,106. The village lies east of Abergele, south of Rhyl, and north west of Ruthin....

, Flintshire in 1832. He was heir to Penrhos estate in Anglesey where he lived throughout his life.

Stanley was a captain and adjutant in the Grenadier Guards

Grenadier Guards

The Grenadier Guards is an infantry regiment of the British Army. It is the most senior regiment of the Guards Division and, as such, is the most senior regiment of infantry. It is not, however, the most senior regiment of the Army, this position being attributed to the Life Guards...

.