About Mark Williamson
Born 1959. Mark Williamson is an American baseball player.
Mark Alan Williamson (born July 21, 1959) is an American former professional baseball player who pitched in the Major Leagues from 1987 to 1994. He played for the Baltimore Orioles. On April 29, 1988, Williamson pitched 6 shutout innings to help the Orioles defeat the White Sox 9-0. The victory snapped the Orioles' 21-game losing streak that started the 1988 season. On July 13, 1991, he pitched a no-hitter along with Bob Milacki, Mike Flanagan, and Gregg Olson against the Oakland Athletics.
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Important facts
People in Mark Williamson's life
Named in this biography and alive at the same time
Related people
Same field, nearest in time
Contemporaries
People whose lives overlapped Mark Williamson's
Frequently asked questions
Who is Mark Williamson?
American baseball player
When was Mark Williamson born?
Mark Williamson was born on 21 July 1959 in Corpus Christi.
What is Mark Williamson's occupation?
Mark Williamson is a baseball player.
What nationality is Mark Williamson?
Mark Williamson is American.
Sources & further reading
· DBpedia: Mark Williamson (baseball)
Cite this page
APA: Biography.guide. (2026). Mark Williamson. https://biography.guide/mark-williamson/
MLA: "Mark Williamson." Biography.guide, https://biography.guide/mark-williamson/.
Chicago: "Mark Williamson." Biography.guide. https://biography.guide/mark-williamson/.
Data last updated: 2026-09-25 · Spot an error? Report a correction.
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