March 31, 1920|
|Died: December 1, 1975
|Batted: Left||Threw: Left|
|September 12, 1941 for the New York Giants|
|Last MLB appearance|
|April 14, 1955 for the Milwaukee Braves|
|Earned run average||3.68|
|Career highlights and awards|
George Bernard "Dave" Koslo (born George Bernard Koslowski, March 31, 1920 – December 1, 1975) was a professional baseball left-handed pitcher over parts of twelve seasons (1941–1942, 1946–1955) with the New York Giants, Baltimore Orioles and Milwaukee Braves. On April 18, 1947, Koslo gave up Jackie Robinson’s first major league home run, hit in the third inning. He was the National League ERA champion in 1949 with New York. For his career, he compiled a 92–107 record in 348 appearances, with a 3.68 ERA and 606 strikeouts.
He was born and later died in Menasha, Wisconsin, at the age of 55.
- Opening Day: The Story of Jackie Robinson's First Season, p. 68, Jonathan Eig, Simon & Schuster, 2007, New York, ISBN 978-0-7432-9461-4
- Career statistics and player information from Baseball-Reference
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