About Oscar Siemer
Lived 1901 – 1959 (aged 58). Oscar Siemer was an American baseball player.
Oscar Sylvester "Cotton" Siemer (August 14, 1901 – December 5, 1959) was an American Major League Baseball player. He played two seasons with the Boston Braves from 1925 to 1926.
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Important facts
Related people
Same field, nearest in time
Contemporaries
People whose lives overlapped Oscar Siemer's
Frequently asked questions
Who was Oscar Siemer?
Major League Baseball player (1901-1959)
When was Oscar Siemer born?
Oscar Siemer was born on 14 August 1901 in St. Louis.
When did Oscar Siemer die?
Oscar Siemer died on 5 December 1959 in St. Louis.
What was Oscar Siemer's occupation?
Oscar Siemer was a baseball player.
What nationality was Oscar Siemer?
Oscar Siemer was American.
Sources & further reading
Cite this page
APA: Biography.guide. (2026). Oscar Siemer. https://biography.guide/oscar-siemer/
MLA: "Oscar Siemer." Biography.guide, https://biography.guide/oscar-siemer/.
Chicago: "Oscar Siemer." Biography.guide. https://biography.guide/oscar-siemer/.
Data last updated: 2026-09-20 · Spot an error? Report a correction.
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