Jack Duffey
Free Agent (A-)P
Age: 34
Bats/Throws: L/L
6'2" / 190
DOB: 4/18/1992
(34 years, 6 months, 10 days)
P
Updated: Wednesday, October 28, 2026 9:20 AM ETUpdated: 10/28/2026 9:20 AM ET
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Major League and Minor League Baseball data provided by Major League Baseball.
Mitchel Lichtman
All UZR (ultimate zone rating) calculations are provided courtesy of Mitchel Lichtman.
TangoTiger.com
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Retrosheet.org
Play-by-play data prior to 2002 was obtained free of charge from and is copyrighted by Retrosheet.
