Nationals Roster & Staff
Transactions
| Date | Transaction |
| 05/30/24 | Washington Nationals sent RHP Cade Cavalli on a rehab assignment to Wilmington Blue Rocks. |
| 05/30/24 | Washington Nationals sent RHP Cade Cavalli on a rehab assignment to Wilmington Blue Rocks. |
| 05/27/24 | Washington Nationals designated CF Victor Robles for assignment. |
| 05/27/24 | Washington Nationals activated CF Lane Thomas from the 10-day injured list. |
| 05/21/24 | Washington Nationals sent CF Lane Thomas on a rehab assignment to Harrisburg Senators. |
| 05/20/24 | Washington Nationals sent RHP Cade Cavalli on a rehab assignment to FCL Nationals. |
| 05/20/24 | Washington Nationals sent RHP Cade Cavalli on a rehab assignment to FCL Nationals. |
| 05/17/24 | Washington Nationals activated LF Joey Gallo from the 10-day injured list. |
| 05/17/24 | Washington Nationals optioned 3B Trey Lipscomb to Rochester Red Wings. |
| 05/15/24 | Washington Nationals signed free agent C Jose Pena to a minor league contract. |
| 05/15/24 | Washington Nationals optioned RHP Jackson Rutledge to Rochester Red Wings. |
| 05/14/24 | Washington Nationals signed free agent LHP Adam Bloebaum to a minor league contract. |
| 05/14/24 | Washington Nationals signed free agent LHP Will Sandy to a minor league contract. |
| 05/14/24 | Washington Nationals signed free agent C C.J. Stubbs to a minor league contract. |
| 05/14/24 | Washington Nationals recalled RHP Jackson Rutledge from Rochester Red Wings. |
| 05/10/24 | Washington Nationals signed free agent SS Kelvin Diaz to a minor league contract. |
| 05/10/24 | Washington Nationals signed free agent LHP Kevin Dowdell to a minor league contract. |
| 05/08/24 | Washington Nationals sent RHP Matt Barnes outright to Rochester Red Wings. |
| 05/07/24 | Washington Nationals designated RHP Matt Barnes for assignment. |
| 05/07/24 | Washington Nationals sent LF Joey Gallo on a rehab assignment to Rochester Red Wings. |
| 05/07/24 | Washington Nationals activated CF Victor Robles from the 10-day injured list. |
| 05/07/24 | Washington Nationals sent LF Joey Gallo on a rehab assignment to Rochester Red Wings. |
| 05/07/24 | Washington Nationals activated LHP Robert Garcia from the 15-day injured list. |
| 05/07/24 | Washington Nationals optioned CF Alex Call to Rochester Red Wings. |
| 05/04/24 | Washington Nationals sent LF Joey Gallo on a rehab assignment to Fredericksburg Nationals. |
| 05/04/24 | Washington Nationals sent LHP Robert Garcia on a rehab assignment to Fredericksburg Nationals. |