Marlins Roster & Staff
Transactions
| Date | Transaction |
| 04/14/25 | Miami Marlins sent RHP Xzavion Curry outright to Jacksonville Jumbo Shrimp. |
| 04/12/25 | Miami Marlins activated RHP Jesus Tinoco from the 15-day injured list. |
| 04/12/25 | Miami Marlins sent 3B Connor Norby on a rehab assignment to Jacksonville Jumbo Shrimp. |
| 04/12/25 | Miami Marlins optioned RHP Luarbert Arias to Jacksonville Jumbo Shrimp. |
| 04/11/25 | Miami Marlins activated RHP Edward Cabrera from the 15-day injured list. |
| 04/11/25 | Miami Marlins designated RHP Xzavion Curry for assignment. |
| 04/11/25 | Miami Marlins placed C Nick Fortes on the 10-day injured list retroactive to April 10, 2025. Left oblique strain. |
| 04/11/25 | Miami Marlins selected the contract of C Rob Brantly from Jacksonville Jumbo Shrimp. |
| 04/10/25 | Miami Marlins sent RHP Declan Cronin on a rehab assignment to Jacksonville Jumbo Shrimp. |
| 04/10/25 | Miami Marlins sent RHP Declan Cronin on a rehab assignment to Jacksonville Jumbo Shrimp. |
| 04/10/25 | Miami Marlins sent RF Jes¨˛s S¨˘nchez on a rehab assignment to Jacksonville Jumbo Shrimp. |
| 04/10/25 | Miami Marlins sent RF Jes¨˛s S¨˘nchez on a rehab assignment to Jacksonville Jumbo Shrimp. |
| 04/10/25 | Miami Marlins activated RHP Sandy Alcantara from the paternity list. |
| 04/10/25 | Miami Marlins optioned RHP Valente Bellozo to Jacksonville Jumbo Shrimp. |
| 04/07/25 | Miami Marlins placed RHP Sandy Alcantara on the paternity list. |
| 04/07/25 | Miami Marlins recalled RHP Valente Bellozo from Jacksonville Jumbo Shrimp. |
| 04/01/25 | Miami Marlins sent RHP Edward Cabrera on a rehab assignment to Jacksonville Jumbo Shrimp. |
| 04/01/25 | Miami Marlins sent RHP Edward Cabrera on a rehab assignment to Jacksonville Jumbo Shrimp. |
| 04/01/25 | Miami Marlins sent RHP Edward Cabrera on a rehab assignment to Jacksonville Jumbo Shrimp. |
| 04/01/25 | Philadelphia Phillies claimed RHP Brett de Geus off waivers from Miami Marlins. |