There are currently 57 pitchers and 41 records in the -1.00 ERAs Club:

• Note every player on the list played four seasons equaling at least 700.0 innings pitched.

Earned Run Average	Pitcher	School(s)	Years
0.29	Debbie Doom Debbie Doom Debbie Doom was a former All-American pitcher for, among others, UCLA Bruins and the United States' National Softball Team just prior to the major boom in the sport's popularity both in America and worldwide...	UCLA Bruins UCLA Bruins The UCLA Bruins are the sports teams for University of California, Los Angeles . The Bruin men's and women's teams participate in NCAA Division I as part of the Pacific-12 Conference and the Mountain Pacific Sports Federation . For football, they are in the Football Bowl Subdivision of Division I...	1982-1985
0.33	Susan LeFebvre	Cal State Fullerton Titans Cal State Fullerton Titans The Cal State Fullerton Titans are the intercollegiate athletic teams of Cal State Fullerton, located in Fullerton, California. The Titans are a member of the National Collegiate Athletic Association at the Division I level...	1983-1986
0.37	Stacey Johnson	Louisiana Tech Lady Techsters	1983-1986
0.38	Karen Snelgrove	Missouri Tigers Missouri Tigers The Missouri Tigers athletics programs include the extramural and intramural sports teams of the University of Missouri, located in Columbia, Missouri, United States...	1989-1992
0.39	Lisa Longaker	UCLA Bruins UCLA Bruins The UCLA Bruins are the sports teams for University of California, Los Angeles . The Bruin men's and women's teams participate in NCAA Division I as part of the Pacific-12 Conference and the Mountain Pacific Sports Federation . For football, they are in the Football Bowl Subdivision of Division I...	1987-1990
0.40	Rhonda Wheatley	Cal Poly Pomona Broncos Cal Poly Pomona Broncos The Cal Poly Pomona Broncos or Cal Poly Broncos are the athletic sports team for the California State Polytechnic University, Pomona . Cal Poly Pomona has 12 varsity sports teams and offers student participation in a wide range of sports including soccer, volleyball, track and field, basketball, ...	1984-1987
0.42	Terry Carpenter	Fresno State Bulldogs Fresno State Bulldogs The Fresno State Bulldogs represent California State University, Fresno in 19 NCAA Division I sports. The teams have been members of the Western Athletic Conference since 1992. Before that, it had been a member of the Big West Conference since 1969...	1989-1992
0.43	Shawn Andaya	Texas A&M Aggies Texas A&M Aggies Texas A&M Aggies refers to the students, graduates, and sports teams of Texas A&M University. The nickname "Aggie" is common at land-grant or "Ag" schools in many states. The teams compete in Division I of NCAA sports...	1984-1987
0.45	Julie Buldoc	Adelphi Panthers	1984-1987
0.46	Michele Granger Michele Granger Michele Granger is an American former four-time First Team All-American left-handed softball pitcher and Olympic champion from Placentia, California. She played four seasons, over 5 years, for the California Golden Bears from 1989-1993...	California Golden Bears California Golden Bears The California Golden Bears is the nickname used for 29 varsity athletic programs and various club teams of the University of California, Berkeley...	1989-1993
0.47	Lisa Ishikawa	Northwestern Wildcats Northwestern Wildcats The Northwestern Wildcats are the athletic teams that represent Northwestern University, a founding member of the Big Ten Conference and the only private university in the conference. Northwestern has eight men's and eleven women's Division I sports teams. The mascot is Willie the Wildcat...	1984-1987
0.50	Kyla Hall	ULL Ragin’ Cajuns	1991-1994
0.50	Cat Osterman Cat Osterman Catherine Leigh "Cat" Osterman , is an American athlete and was one of the pitchers on the USA Women's Softball Team which won the gold medal at the 2004 Summer Olympics and the silver medal in the 2008 Summer Olympics....	Texas Longhorns	2002-2006
0.51	Jamie Southern	Fresno State Bulldogs Fresno State Bulldogs The Fresno State Bulldogs represent California State University, Fresno in 19 NCAA Division I sports. The teams have been members of the Western Athletic Conference since 1992. Before that, it had been a member of the Big West Conference since 1969...	2001-2005
0.53	Amy Unterbrink	Indiana Hoosiers Indiana Hoosiers The Indiana Hoosiers are the athletic teams for the Bloomington campus of Indiana University . Athletic teams sponsored by IU Bloomington include cross country, track, baseball, golf, tennis, rowing, volleyball, soccer, football and basketball...	1983-1986
0.54	Amanda Scott	Fresno State Bulldogs Fresno State Bulldogs The Fresno State Bulldogs represent California State University, Fresno in 19 NCAA Division I sports. The teams have been members of the Western Athletic Conference since 1992. Before that, it had been a member of the Big West Conference since 1969...	1997-2000
0.54	Terri Whitmarsh	Missouri State Bears Missouri State Bears The Missouri State Bears and Lady Bears are the athletic teams representing Missouri State University. Missouri State athletics date back to 1908. Missouri State is in the NCAA Division I Football Championship Subdivision, and most teams compete in the Missouri Valley Conference...	1983-1986
0.55	Carie Dever	Fresno State Bulldogs Fresno State Bulldogs The Fresno State Bulldogs represent California State University, Fresno in 19 NCAA Division I sports. The teams have been members of the Western Athletic Conference since 1992. Before that, it had been a member of the Big West Conference since 1969...	1987-1990
0.56	Melanie Parrent	Fresno State Bulldogs Fresno State Bulldogs The Fresno State Bulldogs represent California State University, Fresno in 19 NCAA Division I sports. The teams have been members of the Western Athletic Conference since 1992. Before that, it had been a member of the Big West Conference since 1969...	1985-1988
0.57	Tami Johnston	Toledo Rockets Toledo Rockets The Toledo Rockets are the athletic teams that represent the University of Toledo. The Rockets are a Division I Football Bowl Subdivision team in the National Collegiate Athletic Association and play in the Mid-American Conference . The school's colors are midnight blue and gold.Toledo's...	1984-1987
0.63	Debby Day	UTA Mavericks UT Arlington Mavericks The UT Arlington Mavericks are the athletic teams that represent the University of Texas at Arlington. The Mavericks team name selection was made in 1971, predating the Dallas Mavericks starting choice in 1980. The Mavericks compete in the NCAA Division I Southland Conference in 14 varsity sports...  & Arizona Wildcats Arizona Wildcats -Athletic program:The University of Arizona participates in the NCAA's Division I-A in the Pacific-12 Conference Arizona participates in the conference's South Division, along with Arizona State, Colorado, UCLA, USC, and Utah...	1988-1992
0.63	Susie Parra	Arizona Wildcats Arizona Wildcats -Athletic program:The University of Arizona participates in the NCAA's Division I-A in the Pacific-12 Conference Arizona participates in the conference's South Division, along with Arizona State, Colorado, UCLA, USC, and Utah...	1991-1994
0.65	Stefni Whitton	ULL Ragin’ Cajuns	1987-1990
0.66	Debbie DeJohn	FSU Seminoles	1987-1990
0.66	Marcie Green	Fresno State Bulldogs Fresno State Bulldogs The Fresno State Bulldogs represent California State University, Fresno in 19 NCAA Division I sports. The teams have been members of the Western Athletic Conference since 1992. Before that, it had been a member of the Big West Conference since 1969...	1990-1993
0.68	Julie Larsen	FSU Seminoles	1985-1988
0.68	Stephani Williams	Kansas Jayhawks Kansas Jayhawks The sports teams at the University of Kansas are known as the Jayhawks. They are one of three schools in the state of Kansas that participate in NCAA Division I. The Jayhawks are also a member of the Big 12 Conference...	1991-1994
0.69	Tiffany Boyd	UCLA Bruins UCLA Bruins The UCLA Bruins are the sports teams for University of California, Los Angeles . The Bruin men's and women's teams participate in NCAA Division I as part of the Pacific-12 Conference and the Mountain Pacific Sports Federation . For football, they are in the Football Bowl Subdivision of Division I...  & Cal State Fullerton Titans Cal State Fullerton Titans The Cal State Fullerton Titans are the intercollegiate athletic teams of Cal State Fullerton, located in Fullerton, California. The Titans are a member of the National Collegiate Athletic Association at the Division I level...	1989-1993
0.69	Tracy Bunge	Kansas Jayhawks Kansas Jayhawks The sports teams at the University of Kansas are known as the Jayhawks. They are one of three schools in the state of Kansas that participate in NCAA Division I. The Jayhawks are also a member of the Big 12 Conference...	1983-1986
0.69	Sarah Pauly Sarah Pauly Sarah Pauly is an American former All-American right-handed softball pitcher from Phoenix, Arizona. She played for the Corpus Christi Islanders from 2002–2005 and owns virtually all the pitching records. She joined the National Pro Fastpitch in 2005 and currently has the most wins, strikeouts and...	Corpus Christi Islanders Texas A&M University–Corpus Christi Texas A&M University–Corpus Christi is a state university located in Corpus Christi, Texas, United States, on Ward Island in Oso Bay. The university is part of the Texas A&M University System...	2003-2005
0.70	Karen Jackson	Iowa Hawkeyes Iowa Hawkeyes The Iowa Hawkeyes are the athletics teams that represent the University of Iowa in Iowa City, Iowa, United States. The Hawkeyes have varsity teams in 24 sports, 11 for men and 13 for women. The teams participate in Division I of the National Collegiate Athletic Association and are members of the...	1991-1994
0.71	Danielle Henderson Danielle Henderson Danielle Henderson is an American former All-American right-handed softball pitcher from Commack, New York. She played for the UMass Minutewomen from 1996 to 1999 and was an Olympic champion for Team USA softball at the 2000 Sydney Olympics...	UMass Minutewomen	1996-1999
0.74	Alexandra Mogill	Eastern Illinois Panthers Eastern Illinois Panthers The Eastern Illinois Panthers are the men's and women's athletic teams representing Eastern Illinois University in Charleston, IL. Eastern Illinois University's colors are blue and gray. Eastern Illinois sports teams, except for men's soccer and swimming teams, participate in NCAA Division I in...	1985-1988
0.77	Lori Harrigan Lori Harrigan Lori Harrigan is an American softball player from Anaheim, California, and three times Olympic Champion as a member of the American winning team in 1996, 2000 and 2004. Harrigan played collegiately at the University of Nevada, Las Vegas.-References:...	UNLV Rebels UNLV Rebels The University of Nevada, Las Vegas' sports teams are called the Rebels. The Rebels participate in NCAA Division I and in the Mountain West Conference and the Mountain Pacific Sports Federation. The school's colors are Scarlet and Grey. The Rebels' main rival is the Wolf Pack of the University...	1989-1992
0.78	Sarah Dawson	ULM Warhawks ULM Warhawks The Louisiana–Monroe Warhawks are the sports teams of the University of Louisiana at Monroe in 14 sports: baseball, men's and women's basketball, men's and women's cross country, football, men's and women's golf, women's soccer, softball, men's and women's track and field, women's tennis, and...	1994-1997
0.78	Angela Tincher Angela Tincher Angela Susan Tincher is a former All-American pitcher who played for the Virginia Tech softball team from 2005–2008, and was a 2008 first-round draft selection for the NPF Akron Racers from Eagle Rock, Virginia...	Virginia Tech Hokies Virginia Tech Hokies The Virginia Tech Hokies are the athletic teams officially representing Virginia Tech in college sports. The Hokies participate in the NCAA's Division I Atlantic Coast Conference in 19 varsity sports. Virginia Tech's men's sports are football, basketball, baseball, cross country, golf, soccer,...	2005-2008
0.79	Monica Abbott Monica Abbott Monica Cecilia Abbott is an American athlete who pitched for the University of Tennessee Lady Volunteers softball team from 2004-2007. In 2008, Abbott participated in the Beijing Olympics with Team USA...	Tennessee Lady Vols	2004-2007
0.79	Debbie Nichols	Louisiana Tech Lady Techsters	1987-1990
0.80	Keira Goerl	UCLA Bruins UCLA Bruins The UCLA Bruins are the sports teams for University of California, Los Angeles . The Bruin men's and women's teams participate in NCAA Division I as part of the Pacific-12 Conference and the Mountain Pacific Sports Federation . For football, they are in the Football Bowl Subdivision of Division I...	2001-2004
0.80	Sandy Green	Stephen F. Austin Stephen F. Austin Stephen Fuller Austin was born in Virginia and raised in southeastern Missouri. He was known as the Father of Texas, led the second, but first legal and ultimately successful colonization of the region by bringing 300 families from the United States. The capital of Texas, Austin in Travis County,...  Ladyjacks	1987-1990
0.81	Terri McFarland	Iowa Hawkeyes Iowa Hawkeyes The Iowa Hawkeyes are the athletics teams that represent the University of Iowa in Iowa City, Iowa, United States. The Hawkeyes have varsity teams in 24 sports, 11 for men and 13 for women. The teams participate in Division I of the National Collegiate Athletic Association and are members of the...	1989-1992
0.86	Lindsey Chouinard	DePaul Blue Demons DePaul Blue Demons The DePaul Blue Demons are the intercollegiate athletic teams of DePaul University, located in Chicago Illinois. The Blue Demons participate in NCAA Division I and is a member of the Big East Conference....	2000-2003
0.87	Alicia Hollowell Alicia Hollowell Alicia Kay Hollowell is a former four-time NCAA Division I All-American, right-handed softball pitcher from Suisun, California. She attended Fairfield High School from 1998-2002...	Arizona Wildcats Arizona Wildcats -Athletic program:The University of Arizona participates in the NCAA's Division I-A in the Pacific-12 Conference Arizona participates in the conference's South Division, along with Arizona State, Colorado, UCLA, USC, and Utah...	2003-2006
0.87	Mary Letourneau	Long Beach State 49ers Long Beach State 49ers 'An NCAA Division I member, Long Beach State has 18 sports teams and plays competitively in baseball, cross country, softball, track and field, women's tennis, and women's soccer, as well as both men's and women's basketball, volleyball, water polo and golf teams...	1990-1993
0.89	Britni Sneed	LSU Tigers LSU Tigers The LSU Tigers are the athletic teams of Louisiana State University. They participate in the NCAA's Division I, in the Southeastern Conference. It fields teams in 14 varsity sports . Its official team nickname is the Fighting Tigers and the school mascot is Mike the Tiger...	1999-2002
0.91	Teresa Cherry	Arizona Wildcats Arizona Wildcats -Athletic program:The University of Arizona participates in the NCAA's Division I-A in the Pacific-12 Conference Arizona participates in the conference's South Division, along with Arizona State, Colorado, UCLA, USC, and Utah...	1985-1988
0.92	Trinity Johnson	Cal State Fullerton Titans Cal State Fullerton Titans The Cal State Fullerton Titans are the intercollegiate athletic teams of Cal State Fullerton, located in Fullerton, California. The Titans are a member of the National Collegiate Athletic Association at the Division I level...  & South Carolina Gamecocks South Carolina Gamecocks The University of South Carolina's 19 varsity sports teams are known as the "Gamecocks". The unique moniker is held in honor of Thomas Sumter, a South Carolina war hero who was given the name "The Carolina Gamecock" during the American Revolution for his fierce fighting tactics, regardless of his...	1994-1997
0.94	Amanda Freed Amanda Freed Amanda Louise Freed is an American softball player.Freed was born in Fountain Valley, California. She attended UCLA where she played softball....	UCLA Bruins UCLA Bruins The UCLA Bruins are the sports teams for University of California, Los Angeles . The Bruin men's and women's teams participate in NCAA Division I as part of the Pacific-12 Conference and the Mountain Pacific Sports Federation . For football, they are in the Football Bowl Subdivision of Division I...	1999-2002
0.94	Vicki Morrow	Michigan Wolverines Michigan Wolverines The Michigan Wolverines comprise 27 varsity sports teams at the University of Michigan. These teams compete in the NCAA's Division I and in the Big Ten Conference in all sports except men's ice hockey which competes in the NCAA D1 Central Collegiate Hockey Association, and women's water polo, which...	1984-1987
0.95	Bernie Coffman	Ball State Cardinals Ball State Cardinals Ball State University's athletic teams are called the Cardinals. The Cardinals are part of the NCAA Mid-American Conference and located in Muncie, Indiana...	1986-1989
0.95	Monica Triner	USF Bulls	1996-1999
0.97	Courtney Blades Courtney Blades Courtney Blades-Rogers is a former All-American righ-handed hitting softball pitcher from Baton Rouge, Louisiana. She attended Belaire High School from 1993-1996. She was a starting pitcher for two NCAA Division I teams: the Nicholls State Colonels and later the Southern Mississippi Golden Eagles...	Nicholls State Colonels & Southern Miss Golden Eagles Southern Miss Golden Eagles The Southern Miss Golden Eagles represent The University of Southern Mississippi in Division I athletics. The teams compete in Conference USA....	1997-2000
0.98	Jennie Ritter Jennie Ritter Jennie Ritter is an American former All-American right-handed softball pitcher from Dexter, Michigan. She is a Women's College World Series National Champion with the Michigan Wolverines, whom she played for from 2003-2006...	Michigan Wolverines Michigan Wolverines The Michigan Wolverines comprise 27 varsity sports teams at the University of Michigan. These teams compete in the NCAA's Division I and in the Big Ten Conference in all sports except men's ice hockey which competes in the NCAA D1 Central Collegiate Hockey Association, and women's water polo, which...	2003-2006
0.98	Nicole Terpstra	DePaul Blue Demons DePaul Blue Demons The DePaul Blue Demons are the intercollegiate athletic teams of DePaul University, located in Chicago Illinois. The Blue Demons participate in NCAA Division I and is a member of the Big East Conference....	1996-1999
0.99	Brandice Balschmiter	UMass Minutewomen	2006-2009
0.99	Nicole Myers Nicole Myers Nicole "Nikki" Myers is an American former All-American, right-handed hitting softball pitcher from St. Petersberg, Florida who played for the FAU Owls from 1999-2002...	Florida Atlantic Owls Florida Atlantic Owls The Florida Atlantic Owls are the athletics teams of Florida Atlantic University. The Owls participate in the National Collegiate Athletic Association's Division I as members of the Sun Belt Conference....	1999-2002
0.99	Stacey Nelson Stacey Nelson Stacey Nelson is an American former All-American pitcher for the Florida Gators softball team. Nelson is considered one of the best pitchers in NCAA softball history, earning 2008-2009 First-Team NFCA/Louisville Slugger All-American honors, 2008-2009 Southeastern Conference Player of the Year...	Florida Gators Florida Gators The Florida Gators are the intercollegiate sports teams that represent the University of Florida located in Gainesville, Florida. The "Lady Gators" is an alternative nickname sometimes used by the Gators women's teams...	2006-2009

Progression

Debbie Doom

Debbie Doom

Debbie Doom was a former All-American pitcher for, among others, UCLA Bruins and the United States' National Softball Team just prior to the major boom in the sport's popularity both in America and worldwide...

 ended her career pitching a 9 inning win in the 1985 Women's College World Series

Women's College World Series

The Women's College World Series is the final portion of the NCAA Division I Softball Championship for college softball in the United States. The tournament format consists of two four-team double-elimination brackets. The winners of each bracket then compete in a best-of-three title game series...

 final vs. the Nebraska Cornhuskers

Nebraska Cornhuskers

The Nebraska Cornhuskers is the name given to several sports teams of the University of Nebraska–Lincoln. The university is a member of the Big Ten Conference...

. She only allowed an unearned run to solidify her career ERA in 725.2 innings. She was one of the first NCAA Division I pitchers to accomplish a -1.00 ERA for a four year career. Debby Day was the first to pitch her entire career from 43 ft., whereas all others prior to the 1988 season pitched from 40 ft.