Tacoma Rainiers Roster & Staff
Tacoma Transactions
| Date | Transaction |
| 09/26/23 | Tacoma Rainiers activated LHP Blake Weiman from the 7-day injured list. |
| 09/25/23 | Tacoma Rainiers activated LF Ty Kelly. |
| 09/25/23 | Tacoma Rainiers activated C Robert Emery. |
| 09/22/23 | Tacoma Rainiers placed C Pedro Severino on the 7-day injured list. |
| 09/22/23 | Tacoma Rainiers activated RHP Marcus Walden. |
| 09/19/23 | Tacoma Rainiers placed LHP Blake Weiman on the 7-day injured list. |
| 09/19/23 | SS Mike Salvatore assigned to Tacoma Rainiers from Everett AquaSox. |
| 09/19/23 | SS Connor Hoover assigned to Arkansas Travelers from Tacoma Rainiers. |
| 09/15/23 | Seattle Mariners optioned C Brian O'Keefe to Tacoma Rainiers. |
| 09/14/23 | Tacoma Rainiers activated LHP Zach Muckenhirn. |
| 09/14/23 | Tacoma Rainiers transferred C Robert Emery to the Development List. |
| 09/12/23 | Tacoma Rainiers activated C Robert Emery. |
| 09/12/23 | Tacoma Rainiers transferred RHP Marcus Walden to the Development List. |
| 09/12/23 | SS Mike Salvatore assigned to Everett AquaSox from Tacoma Rainiers. |
| 09/12/23 | SS Connor Hoover assigned to Tacoma Rainiers from Arkansas Travelers. |
| 09/12/23 | Seattle Mariners selected the contract of C Luis Torrens from Tacoma Rainiers. |
| 09/11/23 | Tacoma Rainiers activated LF Cade Marlowe. |
| 09/11/23 | Seattle Mariners optioned LF Cade Marlowe to Tacoma Rainiers. |
| 09/10/23 | Tacoma Rainiers activated RHP Marcus Walden. |
| 09/10/23 | Seattle Mariners recalled RHP Eduard Bazardo from Tacoma Rainiers. |
| 09/05/23 | Tacoma Rainiers activated C Cooper Hummel from the 7-day injured list. |
| 09/05/23 | Tacoma Rainiers transferred RHP Marcus Walden to the Development List. |
| 09/01/23 | Tacoma Rainiers activated RHP Marcus Walden. |
| 09/01/23 | Seattle Mariners recalled 2B Sam Haggerty from Tacoma Rainiers. |