Marlins Roster & Staff
Transactions
| Date | Transaction |
| 06/09/25 | Miami Marlins activated RHP Eury Pérez from the 60-day injured list. |
| 06/09/25 | Miami Marlins placed LHP Ryan Weathers on the 60-day injured list. Left lat strain. |
| 06/09/25 | Miami Marlins optioned RHP Connor Gillispie to Jacksonville Jumbo Shrimp. |
| 06/07/25 | Miami Marlins optioned RHP George Soriano to Jacksonville Jumbo Shrimp. |
| 06/07/25 | Miami Marlins recalled RHP Connor Gillispie from Jacksonville Jumbo Shrimp. |
| 06/06/25 | Miami Marlins signed free agent OF Grant Richardson to a minor league contract. |
| 06/06/25 | Miami Marlins placed RHP Jesus Tinoco on the 15-day injured list retroactive to June 3, 2025. Right forearm strain. |
| 06/06/25 | Miami Marlins recalled LHP Anthony Veneziano from Jacksonville Jumbo Shrimp. |
| 06/03/25 | Miami Marlins placed RHP Max Meyer on the 15-day injured list. Left hip impingement. |
| 06/03/25 | Miami Marlins recalled RHP George Soriano from Jacksonville Jumbo Shrimp. |
| 06/02/25 | Pittsburgh Pirates claimed 2B Ronny Simon off waivers from Miami Marlins. |
| 06/02/25 | Miami Marlins sent 1B Matt Mervis outright to Jacksonville Jumbo Shrimp. |
| 06/01/25 | 2B Ronny Simon roster status changed by Miami Marlins. |