About Cathy O'Brien
Born 1967. Cathy O'Brien is an American athletics competitor.
Cathy Schiro O'Brien (born July 19, 1967, in Janesville, Wisconsin) is a retired female long-distance runner from the United States. She was an Olympian, and she holds the US women's high school record in the marathon. O'Brien set her personal best (2:29:38) in the women's marathon when she won the women's Los Angeles Marathon in 1991.
Biography While attending Dover High School in New Hampshire, Cathy qualified for the 1984 Olympic Trials Marathon in her first marathon, at 2:45.07. In the trials, held in Olympia, Washington, when she was only 16 years old, she ran 2:34:24. She finished in 9th place after being a legitimate contender for third place on the team, until fading in the last few miles. Her time there still stands as the national high school women's record in the marathon, and it was a junior record that lasted for 36 years. She competed in the United States Olympic Trials Marathon two more times in 1988 and 1992. In the Olympic Trials Marathon in 1988 (May 1) in Pittsburgh, she finished third in a time of 2:30:18, which qualified her for the US Olympic team. O'Brien then placed 40th in the women's marathon at 1988 Summer Olympics in Seoul, South Korea. In the Olympic Trials Marathon in 1992 (January 26), in Houston, she finished second in a time of 2:30:28, qualifying her for the 1992 Summer Olympics in Barcelona, Spain. O'Brien was 10th overall and the top-finishing American.
Some of her notable performances include:
1990 Goodwill GamesSilver medal in the 10,000 meters, in a personal best time of 32:05 1989 Paris Marathon2nd in a time of 2:31:14 1989 Chicago Marathon3rd in a time of 2:31:19 1989 Crim 10 miler (Flint, Michigan)1st in a then-world record time of 51:47, which stood until 1991 Girls Foot Locker Cross Country Championships: 1984 β 1st in 16:48.1 1983 β 3rd in 17:25.4 1982 β 10th in 17:33.1 1981 β 19th in 17:51
Achievements All results regarding marathon, unless stated otherwise
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Important facts
Contemporaries
People whose lives overlapped Cathy O'Brien's
Frequently asked questions
Who is Cathy O'Brien?
American marathon runner
When was Cathy O'Brien born?
Cathy O'Brien was born on 19 July 1967.
What is Cathy O'Brien's occupation?
Cathy O'Brien is an athletics competitor.
What nationality is Cathy O'Brien?
Cathy O'Brien is American.
Sources & further reading
Β· DBpedia: Cathy O'Brien (runner)
Cite this page
APA: Biography.guide. (2026). Cathy O'Brien. https://biography.guide/cathy-o-brien-athletics-competitor/
MLA: "Cathy O'Brien." Biography.guide, https://biography.guide/cathy-o-brien-athletics-competitor/.
Chicago: "Cathy O'Brien." Biography.guide. https://biography.guide/cathy-o-brien-athletics-competitor/.
Data last updated: 2026-09-20 Β· Spot an error? Report a correction.
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