Marlins Roster & Staff
Transactions
| Date | Transaction |
| 11/29/23 | Miami Marlins signed free agent RHP Matt Andriese to a minor league contract. |
| 11/29/23 | RHP Matt Andriese roster status changed by Miami Marlins. |
| 11/28/23 | Miami Marlins signed free agent RHP Kyle Tyler to a minor league contract and invited him to spring training. |
| 11/27/23 | Miami Marlins claimed RHP Ryan Jensen off waivers from Seattle Mariners. |
| 11/19/23 | Miami Marlins signed free agent RHP Ignacio Feliz to a minor league contract. |
| 11/17/23 | C Jacob Stallings elected free agency. |
| 11/17/23 | SS Garrett Hampson elected free agency. |
| 11/17/23 | Tampa Bay Rays traded 2B Vidal Bruján and RHP Calvin Faucher to Miami Marlins for 3B Erick Lara, RHP Andrew Lindsey and Player To Be Named Later. |
| 11/17/23 | Tampa Bay Rays traded 2B Vidal Bruján and RHP Calvin Faucher to Miami Marlins for 3B Erick Lara, RHP Andrew Lindsey and Player To Be Named Later. |
| 11/17/23 | Tampa Bay Rays traded 2B Vidal Bruján and RHP Calvin Faucher to Miami Marlins for 3B Erick Lara, RHP Andrew Lindsey and Player To Be Named Later. |
| 11/17/23 | Tampa Bay Rays traded 2B Vidal Bruján and RHP Calvin Faucher to Miami Marlins for 3B Erick Lara, RHP Andrew Lindsey and Player To Be Named Later. |
| 11/16/23 | Miami Marlins signed free agent SS Tristan Gray to a minor league contract. |
| 11/16/23 | SS Tristan Gray roster status changed by Miami Marlins. |
| 11/14/23 | Miami Marlins selected the contract of OF Victor Mesa Jr. from Pensacola Blue Wahoos. |
| 11/14/23 | Miami Marlins selected the contract of RHP Anthony Maldonado from Jacksonville Jumbo Shrimp. |
| 11/06/23 | RHP Matt Barnes elected free agency. |
| 11/06/23 | Miami Marlins activated RHP Max Meyer from the 60-day injured list. |
| 11/06/23 | Miami Marlins activated LHP Trevor Rogers from the 60-day injured list. |
| 11/06/23 | Miami Marlins activated RHP Anthony Bender from the 60-day injured list. |
| 11/06/23 | RHP Johnny Cueto elected free agency. |
| 11/06/23 | Miami Marlins sent RHP Tommy Nance outright to Jacksonville Jumbo Shrimp. |
| 11/02/23 | RF Jorge Soler elected free agency. |
| 11/02/23 | 1B Yuli Gurriel elected free agency. |
| 11/02/23 | 2B Joey Wendle elected free agency. |
| 11/02/23 | RHP David Robertson elected free agency. |