Yankees Roster & Staff
Transactions
| Date | Transaction |
| 07/31/09 | New York Yankees transferred RHP Chien-Ming Wang from the 15-day disabled list to the 60-day disabled list. |
| 07/31/09 | Charleston RiverDogs Traded C Chase Weems to Reds Organization and Cincinnati Reds Traded 3B Jerry Hairston to New York Yankees. |
| 07/31/09 | New York Yankees transferred RF Xavier Nady from the 15-day disabled list to the 60-day disabled list. |
| 07/31/09 | New York Yankees selected the contract of Shelley Duncan from Scranton/Wilkes-Barre Yankees. |
| 07/31/09 | New York Yankees optioned Jonathan Albaladejo to Scranton/Wilkes-Barre Yankees. |
| 07/30/09 | New York Yankees signed Brett Gerritse. |
| 07/29/09 | New York Yankees released RHP Brett Tomko. |
| 07/26/09 | New York Yankees recalled Jonathan Albaladejo from Scranton/Wilkes-Barre Yankees. |
| 07/26/09 | New York Yankees placed CF Brett Gardner on the 15-day disabled list. |
| 07/21/09 | New York Yankees designated RHP Brett Tomko for assignment. |
| 07/21/09 | New York Yankees selected the contract of RHP Sergio Mitre from Scranton/Wilkes-Barre Yankees. |
| 07/21/09 | New York Yankees signed OF Daniel Lopez. |
| 07/20/09 | Jorge Alcantara assigned to DSL Yankees1 from New York Yankees. |
| 07/19/09 | New York Yankees signed 3B Jorge Alcantara. |
| 07/14/09 | Sean Black assigned to Staten Island Yankees from New York Yankees. |
| 07/13/09 | New York Yankees signed free agent RHP Jose Pena to a minor league contract. |
| 07/12/09 | New York Yankees signed Sean Black. |
| 07/10/09 | New York Yankees recalled Mark Melancon from Scranton/Wilkes-Barre Yankees. |
| 07/10/09 | New York Yankees optioned Jonathan Albaladejo to Scranton/Wilkes-Barre Yankees. |
| 07/08/09 | New York Yankees optioned Francisco Cervelli to Scranton/Wilkes-Barre Yankees. |
| 07/08/09 | New York Yankees activated C Jose Molina from the 15-day disabled list. |
| 07/07/09 | Jose Rosario assigned to DSL Yankees1 from New York Yankees. |
| 07/06/09 | New York Yankees signed SS Jose Rosario. |
| 07/05/09 | New York Yankees recalled Jonathan Albaladejo from Scranton/Wilkes-Barre Yankees. |
| 07/05/09 | New York Yankees placed RHP Chien-Ming Wang on the 15-day disabled list. |
| 07/02/09 | New York Yankees signed C Gary Sanchez. |
| 07/02/09 | OF Judd Golsan assigned to GCL Yankees from New York Yankees. |
| 07/02/09 | Jose Molina assigned to Scranton/Wilkes-Barre Yankees from New York Yankees. |
| 07/02/09 | Jose Molina assigned to Scranton/Wilkes-Barre Yankees from New York Yankees. |
| 07/01/09 | New York Yankees optioned Ramiro Pena to Scranton/Wilkes-Barre Yankees. |