Jon Keller
Colorado Rockies (A+)P
Age: 34
Bats/Throws: R/R
6'5" / 210
DOB: 8/8/1992
(34 years, 2 months, 9 days)
P
Updated: Saturday, October 17, 2026 6:54 AM ETUpdated: 10/17/2026 6:54 AM ET
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Mitchel Lichtman
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TangoTiger.com
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Retrosheet.org
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