About Jack Mercer
Lived 1889 – 1945 (aged 56). Jack Mercer was an American baseball player and association football player.
Harry Vernon Mercer (March 10, 1889 – June 25, 1945), known professionally as Jack Mercer, was an American Major League Baseball pitcher who played for the 1910 Pittsburgh Pirates in one game on August 2, 1910. Prior to his brief appearance with the Pirates, he played from 1907 to 1910 in the minor leagues.
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Important facts
Related people
Same field, nearest in time
Contemporaries
People whose lives overlapped Jack Mercer's
Frequently asked questions
Who was Jack Mercer?
American baseball player (1889-1945)
When was Jack Mercer born?
Jack Mercer was born on 10 March 1889 in Zanesville.
When did Jack Mercer die?
Jack Mercer died on 25 June 1945 in Dayton.
What was Jack Mercer's occupation?
Jack Mercer was a baseball player and association football player.
What nationality was Jack Mercer?
Jack Mercer was American.
Sources & further reading
· DBpedia: Jack Mercer (baseball)
Cite this page
APA: Biography.guide. (2026). Jack Mercer. https://biography.guide/jack-mercer-baseball-player/
MLA: "Jack Mercer." Biography.guide, https://biography.guide/jack-mercer-baseball-player/.
Chicago: "Jack Mercer." Biography.guide. https://biography.guide/jack-mercer-baseball-player/.
Data last updated: 2026-09-20 · Spot an error? Report a correction.
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