Orioles Roster & Staff
Transactions
| Date | Transaction |
| 09/29/14 | Baltimore Orioles recalled Dylan Bundy from Frederick Keys. |
| 09/29/14 | Baltimore Orioles recalled Henry Urrutia from Norfolk Tides. |
| 09/29/14 | Baltimore Orioles recalled LHP Tim Berry from Bowie Baysox. |
| 09/29/14 | Baltimore Orioles recalled Mike Ohlman from Bowie Baysox. |
| 09/29/14 | Baltimore Orioles recalled Steve Lombardozzi from Norfolk Tides. |
| 09/29/14 | Baltimore Orioles recalled Steve Johnson from Norfolk Tides. |
| 09/28/14 | Baltimore Orioles signed free agent RHP Miguel Gonzalez to a minor league contract. |
| 09/27/14 | Baltimore Orioles designated RHP Preston Guilmet for assignment. |
| 09/27/14 | Baltimore Orioles selected the contract of 2B Alexi Casilla from Norfolk Tides. |
| 09/26/14 | Baltimore Orioles signed RHP Jose Diaz. |
| 09/17/14 | Baltimore Orioles selected the contract of 1B Christian Walker from Norfolk Tides. |
| 09/16/14 | Baltimore Orioles signed free agent RHP Lazaro Leyva to a minor league contract. |
| 09/12/14 | Baltimore Orioles placed 1B Chris Davis on the restricted list. |
| 09/08/14 | Baltimore Orioles signed free agent C Yermin Mercedes to a minor league contract. |
| 09/02/14 | Baltimore Orioles recalled RHP Ryan Webb from Norfolk Tides. |
| 09/02/14 | Baltimore Orioles transferred 3B Manny Machado from the 15-day disabled list to the 60-day disabled list. |
| 09/02/14 | Baltimore Orioles selected the contract of LF Quintin Berry from Norfolk Tides. |
| 09/02/14 | Baltimore Orioles recalled C Steve Clevenger from Aberdeen IronBirds. |
| 09/01/14 | Baltimore Orioles recalled LHP T.J. McFarland from Aberdeen IronBirds. |
| 09/01/14 | Baltimore Orioles activated 3B Kelly Johnson. |
| 09/01/14 | Baltimore Orioles recalled RHP Kevin Gausman from GCL Orioles. |
| 09/01/14 | Baltimore Orioles recalled RHP Evan Meek from Norfolk Tides. |
| 09/01/14 | Baltimore Orioles selected the contract of LHP Joe Saunders from Norfolk Tides. |