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| Name | Given Name | Age | Birthday | Height | Weight | Birth City | Birth Country | Batting Hand | Throwing Hand |
|---|---|---|---|---|---|---|---|---|---|
| Jeremy Affeldt | Jeremy David | 46 | 06/06/1979 | 6'4" | 225 lbs | Phoenix | L | L |
| Year | Team | Games | At Bats | Hits | Home Runs | RBI | Batting AVG | Wins | Losses | Strikeouts | Shutouts | Position | Errors | Double Plays | Assists |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2002 | Kansas City Royals | 34 | 0 | 0 | 0 | 0 | 3 | 4 | 67 | 0 | Pitcher | 2 | 1 | 14 | |
| 2003 | Kansas City Royals | 36 | 6 | 2 | 0 | 2 | 0.3333 | 7 | 6 | 98 | 0 | Pitcher | 1 | 2 | 19 |
| 2004 | Kansas City Royals | 38 | 0 | 0 | 0 | 0 | 3 | 4 | 49 | 0 | Pitcher | 2 | 2 | 12 | |
| 2005 | Kansas City Royals | 49 | 0 | 0 | 0 | 0 | 0 | 2 | 39 | 0 | Pitcher | 1 | 0 | 6 | |
| 2006 | Colorado Rockies | 27 | 2 | 0 | 0 | 0 | 0.0000 | 4 | 6 | 28 | 0 | Pitcher | 1 | 0 | 6 |
| 2006 | Kansas City Royals | 27 | 1 | 0 | 0 | 0 | 0.0000 | 4 | 2 | 20 | 0 | Pitcher | 0 | 1 | 7 |
| 2007 | Colorado Rockies | 75 | 0 | 0 | 0 | 0 | 4 | 3 | 46 | 0 | Pitcher | 0 | 0 | 12 | |
| 2008 | Cincinnati Reds | 74 | 1 | 0 | 0 | 0 | 0.0000 | 1 | 1 | 80 | 0 | Pitcher | 1 | 2 | 22 |
| 2009 | San Francisco Giants | 74 | 2 | 1 | 0 | 0 | 0.5000 | 2 | 2 | 55 | 0 | Pitcher | 1 | 2 | 12 |
| 2010 | San Francisco Giants | 53 | 1 | 0 | 0 | 0 | 0.0000 | 4 | 3 | 44 | 0 | Pitcher | 3 | 0 | 15 |
| 2011 | San Francisco Giants | 67 | 1 | 0 | 0 | 0 | 0.0000 | 3 | 2 | 54 | 0 | Pitcher | 0 | 0 | 11 |
| 2012 | San Francisco Giants | 67 | 1 | 0 | 0 | 0 | 0.0000 | 1 | 2 | 57 | 0 | Pitcher | 1 | 1 | 13 |
| 2013 | San Francisco Giants | 39 | 0 | 0 | 0 | 0 | 1 | 5 | 21 | 0 | Pitcher | 0 | 0 | 9 | |
| 2014 | San Francisco Giants | 62 | 0 | 0 | 0 | 0 | 4 | 2 | 41 | 0 | Pitcher | 0 | 2 | 20 | |
| 2015 | San Francisco Giants | 52 | 2 | 0 | 0 | 0 | 0.0000 | 2 | 2 | 21 | 0 | Pitcher | 0 | 0 | 6 |