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| Name | Jeremy Affeldt |
| Given Name | Jeremy David |
| Birth Date | 1979-6-6 |
| Birth City | Phoenix, AZ |
| Height | 6'4" |
| Weight | 225 lbs. |
| Batting Hand | Left |
| Pitching Hand | Left |
| Alive | Yes |
| Age | 46 |
| Year | Team | Hits | At Bats | Home Runs | Runs Batted | Batting Average | Wins | Losses | # of Pitching Games | Strikeouts | # of Shutouts |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2002 | Kansas City Royals | 0 | 0 | 0 | 0 | NAN | 3 | 4 | 34 | 67 | 0 |
| 2003 | Kansas City Royals | 2 | 6 | 0 | 2 | 0.333333 | 7 | 6 | 36 | 98 | 0 |
| 2004 | Kansas City Royals | 0 | 0 | 0 | 0 | NAN | 3 | 4 | 38 | 49 | 0 |
| 2005 | Kansas City Royals | 0 | 0 | 0 | 0 | NAN | 0 | 2 | 49 | 39 | 0 |
| 2006 | Colorado Rockies | 0 | 2 | 0 | 0 | 0 | 4 | 6 | 27 | 28 | 0 |
| 2006 | Colorado Rockies | 0 | 2 | 0 | 0 | 0 | 4 | 2 | 27 | 20 | 0 |
| 2006 | Colorado Rockies | 0 | 1 | 0 | 0 | 0 | 4 | 6 | 27 | 28 | 0 |
| 2006 | Colorado Rockies | 0 | 1 | 0 | 0 | 0 | 4 | 2 | 27 | 20 | 0 |
| 2006 | Kansas City Royals | 0 | 2 | 0 | 0 | 0 | 4 | 6 | 27 | 28 | 0 |
| 2006 | Kansas City Royals | 0 | 2 | 0 | 0 | 0 | 4 | 2 | 27 | 20 | 0 |
| 2006 | Kansas City Royals | 0 | 1 | 0 | 0 | 0 | 4 | 6 | 27 | 28 | 0 |
| 2006 | Kansas City Royals | 0 | 1 | 0 | 0 | 0 | 4 | 2 | 27 | 20 | 0 |
| 2007 | Colorado Rockies | 0 | 0 | 0 | 0 | NAN | 4 | 3 | 75 | 46 | 0 |
| 2008 | Cincinnati Reds | 0 | 1 | 0 | 0 | 0 | 1 | 1 | 74 | 80 | 0 |
| 2009 | San Francisco Giants | 1 | 2 | 0 | 0 | 0.5 | 2 | 2 | 74 | 55 | 0 |
| 2010 | San Francisco Giants | 0 | 1 | 0 | 0 | 0 | 4 | 3 | 53 | 44 | 0 |
| 2011 | San Francisco Giants | 0 | 1 | 0 | 0 | 0 | 3 | 2 | 67 | 54 | 0 |
| 2012 | San Francisco Giants | 0 | 1 | 0 | 0 | 0 | 1 | 2 | 67 | 57 | 0 |
| 2013 | San Francisco Giants | 0 | 0 | 0 | 0 | NAN | 1 | 5 | 39 | 21 | 0 |
| 2014 | San Francisco Giants | 0 | 0 | 0 | 0 | NAN | 4 | 2 | 62 | 41 | 0 |
| 2015 | San Francisco Giants | 0 | 2 | 0 | 0 | 0 | 2 | 2 | 52 | 21 | 0 |
| Year | Position | Errors | Double Plays | Assists |
|---|---|---|---|---|
| 2002 | Pitcher | 2 | 1 | 14 |
| 2003 | Pitcher | 1 | 2 | 19 |
| 2004 | Pitcher | 2 | 2 | 12 |
| 2005 | Pitcher | 1 | 0 | 6 |
| 2006 | Pitcher | 1 | 0 | 6 |
| 2006 | Pitcher | 0 | 1 | 7 |
| 2007 | Pitcher | 0 | 0 | 12 |
| 2008 | Pitcher | 1 | 2 | 22 |
| 2009 | Pitcher | 1 | 2 | 12 |
| 2010 | Pitcher | 3 | 0 | 15 |
| 2011 | Pitcher | 0 | 0 | 11 |
| 2012 | Pitcher | 1 | 1 | 13 |
| 2013 | Pitcher | 0 | 0 | 9 |
| 2014 | Pitcher | 0 | 2 | 20 |
| 2015 | Pitcher | 0 | 0 | 6 |