Nationals Roster & Staff
Transactions
| Date | Transaction |
| 07/30/24 | 3B Andrés Chaparro roster status changed by Washington Nationals. |
| 07/30/24 | Washington Nationals recalled RHP Joan Adon from Rochester Red Wings. |
| 07/30/24 | Washington Nationals traded RHP Dylan Floro to Arizona Diamondbacks for 3B Andrés Chaparro. |
| 07/30/24 | Washington Nationals traded RHP Dylan Floro to Arizona Diamondbacks for 3B Andrés Chaparro. |
| 07/30/24 | Washington Nationals selected the contract of 3B Travis Blankenhorn from Rochester Red Wings. |
| 07/29/24 | Washington Nationals signed RHP Yoel Tejeda Jr.. |
| 07/29/24 | Washington Nationals traded CF Lane Thomas to Cleveland Guardians for LHP Alex Clemmey, SS Rafael Ramirez Jr. and SS José Tena. |
| 07/29/24 | Washington Nationals traded CF Lane Thomas to Cleveland Guardians for LHP Alex Clemmey, SS Rafael Ramirez Jr. and SS José Tena. |
| 07/29/24 | Washington Nationals traded CF Lane Thomas to Cleveland Guardians for LHP Alex Clemmey, SS Rafael Ramirez Jr. and SS José Tena. |
| 07/29/24 | Washington Nationals traded CF Lane Thomas to Cleveland Guardians for LHP Alex Clemmey, SS Rafael Ramirez Jr. and SS José Tena. |
| 07/28/24 | Washington Nationals recalled CF Alex Call from Rochester Red Wings. |
| 07/28/24 | New York Mets traded RHP Tyler Stuart to Washington Nationals for LF Jesse Winker. |
| 07/28/24 | New York Mets traded RHP Tyler Stuart to Washington Nationals for LF Jesse Winker. |
| 07/26/24 | Washington Nationals placed RHP Jordan Weems on the 15-day injured list retroactive to July 25, 2024. Right shin splints. |
| 07/26/24 | Washington Nationals recalled RHP Eduardo Salazar from Rochester Red Wings. |
| 07/25/24 | Washington Nationals signed SS Luke Dickerson. |
| 07/25/24 | Washington Nationals sent RHP Cade Cavalli on a rehab assignment to Wilmington Blue Rocks. |
| 07/25/24 | Washington Nationals signed C Sir Jamison Jones. |
| 07/24/24 | Washington Nationals signed LHP Jackson Kent. |
| 07/24/24 | Washington Nationals signed C Caleb Lomavita. |
| 07/24/24 | Washington Nationals signed free agent OF Francesco Barbieri to a minor league contract. |
| 07/23/24 | Washington Nationals recalled LHP DJ Herz from Rochester Red Wings. |
| 07/23/24 | Washington Nationals optioned RHP Eduardo Salazar to Rochester Red Wings. |
| 07/22/24 | Washington Nationals signed RHP Ryan Minckler. |
| 07/22/24 | Washington Nationals signed RHP Robert Cranz. |
| 07/22/24 | Washington Nationals signed RHP Davian Garcia. |
| 07/22/24 | Washington Nationals signed RHP Alexander Meckley. |
| 07/22/24 | Washington Nationals signed LHP Merritt Beeker. |
| 07/22/24 | Washington Nationals signed LHP Bryant Olson. |
| 07/22/24 | Washington Nationals signed SS Randal Diaz. |
| 07/22/24 | Washington Nationals signed OF Teo Banks. |
| 07/22/24 | Washington Nationals signed LHP Gavin Bruni. |
| 07/22/24 | Washington Nationals signed C Christian Fagnant. |
| 07/22/24 | Washington Nationals signed LHP Nolan Hughes. |
| 07/22/24 | Washington Nationals signed OF Sam Petersen. |
| 07/19/24 | Washington Nationals activated LHP Jose A. Ferrer from the 60-day injured list. |
| 07/19/24 | Washington Nationals signed SS Seaver King. |
| 07/19/24 | Washington Nationals signed C Kevin Bazzell. |
| 07/19/24 | Washington Nationals optioned RHP Amos Willingham to Rochester Red Wings. |
| 07/17/24 | Washington Nationals sent LHP Jose A. Ferrer on a rehab assignment to FCL Nationals. |
| 07/15/24 | Washington Nationals signed RHP Luke Johnson. |
| 07/15/24 | Washington Nationals signed 3B Jackson Ross. |
| 07/14/24 | 3B Cayden Wallace roster status changed by Washington Nationals. |
| 07/14/24 | Washington Nationals traded RHP Hunter Harvey to Kansas City Royals for 3B Cayden Wallace and Future Considerations. |
| 07/14/24 | Washington Nationals traded RHP Hunter Harvey to Kansas City Royals for 3B Cayden Wallace and Future Considerations. |
| 07/14/24 | Washington Nationals recalled RHP Amos Willingham from Rochester Red Wings. |
| 07/13/24 | Washington Nationals recalled RHP Eduardo Salazar from Rochester Red Wings. |
| 07/13/24 | Washington Nationals optioned RHP Jackson Rutledge to Rochester Red Wings. |
| 07/12/24 | Washington Nationals optioned RHP Joan Adon to Rochester Red Wings. |
| 07/12/24 | Washington Nationals recalled RHP Jackson Rutledge from Rochester Red Wings. |
| 07/11/24 | Washington Nationals released OF Nick Senzel. |
| 07/08/24 | Washington Nationals optioned LHP DJ Herz to Rochester Red Wings. |
| 07/08/24 | Washington Nationals recalled RHP Joan Adon from Rochester Red Wings. |
| 07/06/24 | Washington Nationals designated OF Nick Senzel for assignment. |
| 07/06/24 | Washington Nationals recalled 3B Trey Lipscomb from Rochester Red Wings. |
| 07/05/24 | Washington Nationals placed RHP Josiah Gray on the 60-day injured list. Right elbow/forearm flexor strain. |
| 07/05/24 | OF James Wood changed number to 29. |
| 07/05/24 | Washington Nationals selected the contract of 1B Juan Yepez from Rochester Red Wings. |
| 07/05/24 | Washington Nationals optioned 1B Joey Meneses to Rochester Red Wings. |
| 07/03/24 | Washington Nationals activated C Riley Adams. |
| 07/03/24 | Washington Nationals released LF Eddie Rosario. |
| 07/03/24 | Washington Nationals optioned C Drew Millas to Rochester Red Wings. |
| 07/03/24 | Washington Nationals recalled C Riley Adams from Rochester Red Wings. |
| 07/02/24 | Washington Nationals sent LHP Jose A. Ferrer on a rehab assignment to Harrisburg Senators. |
| 07/01/24 | Washington Nationals designated LF Eddie Rosario for assignment. |
| 07/01/24 | Washington Nationals selected the contract of OF James Wood from Rochester Red Wings. |