List of Baltimore Orioles pitchers with the most innings pitched
| 1
| Jim Palmer
| 3,945
|
| 2
| Dave McNally
| 2,651
|
| 3
| Mike Flanagan
| 2,314
|
| 4
| Jack Powell
| 2,228
|
| 5
| Scott McGregor
| 2,139
|
| 6
| Mike Cuellar
| 2,027
|
| 7
| Mike Mussina
| 2,006
|
| 8
| Barney Pelty
| 1,862
|
| 9
| Dennis Martinez
| 1,772
|
| 10
| Urban Shocker
| 1,748
|
| 11
| Milt Pappas
| 1,629
|
| 12
| George Blaeholder
| 1,629
|
| 13
| Harry Howell
| 1,579
|
| 14
| Elam Vangilder
| 1,547
|
| 15
| Carl Weilman
| 1,520
|
| 16
| Steve Barber
| 1,412
|
| 17
| Sidney Ponson
| 1,374
|
| 18
| Earl Hamilton
| 1,328
|
| 19
| Sam Gray
| 1,311
|
| 20
| Scott Erickson
| 1,285
|
| 21
| Mike Boddicker
| 1,272
|
| 22
| Dixie Davis
| 1,241
|
| 23
| Lefty Stewart
| 1,235
|
| 24
| Bob Muncrief
| 1,214
|
| 25
| Jack Kramer
| 1,187
|
