About John Cassidy
Lived 1855 – 1891 (aged 35–36). John Cassidy was an American baseball player.
John P. Cassidy (1855 – July 3, 1891) was an American right fielder in Major League Baseball from 1875 to 1885.
Career Growing up, Cassidy was an amateur pitcher in his hometown of Brooklyn, New York. He started his professional baseball career with the Brooklyn Atlantics of the National Association in 1875. That season, he had a 1–21 win–loss record, a 3.03 earned run average, and 9 strikeouts.
Cassidy continued his career as a right fielder, playing in the majors every season through 1885. In 1877, he played for the National League's Brooklyn Hartfords and ranked second in the league with a .378 batting average. It was the only time he batted .300.
Cassidy finished his 11-year career with 634 games played, a .246 batting average, 5 home runs, and 191 runs batted in. He died of dropsy in Brooklyn in 1891.
Don’t just read it —
keep it.
Full-length biographies made to live with: read them, listen on the way to work, watch them tonight.
- E-book
- Audio
- Video
Instant download · yours to keep · every purchase keeps this site free
Important facts
People in John Cassidy's life
Named in this biography and alive at the same time
Contemporaries
People whose lives overlapped John Cassidy's
Frequently asked questions
Who was John Cassidy?
Major League Baseball player
When was John Cassidy born?
John Cassidy was born in 1855 in Brooklyn.
When did John Cassidy die?
John Cassidy died on 3 July 1891 in Brooklyn.
What was John Cassidy's occupation?
John Cassidy was a baseball player.
What nationality was John Cassidy?
John Cassidy was American.
Sources & further reading
· DBpedia: John Cassidy (baseball)
Cite this page
APA: Biography.guide. (2026). John Cassidy. https://biography.guide/john-cassidy-baseball-player/
MLA: "John Cassidy." Biography.guide, https://biography.guide/john-cassidy-baseball-player/.
Chicago: "John Cassidy." Biography.guide. https://biography.guide/john-cassidy-baseball-player/.
Data last updated: 2026-09-20 · Spot an error? Report a correction.
Page generated 2026-09-27 05:02 UTC