Padres Roster & Staff
Transactions
| Date | Transaction |
| 01/24/20 | Seattle Mariners claimed Nick Margevicius off waivers from San Diego Padres. |
| 01/17/20 | San Diego Padres signed free agent RHP Craig Stammen. |
| 01/17/20 | San Diego Padres signed free agent P Craig Stammen. |
| 01/17/20 | San Diego Padres designated LHP Nick Margevicius for assignment. |
| 01/17/20 | San Diego Padres signed free agent P Craig Stammen. |
| 01/16/20 | San Diego Padres invited non-roster RHP Reggie Lawson to spring training. |
| 01/16/20 | San Diego Padres invited non-roster RHP Evan Miller to spring training. |
| 01/16/20 | San Diego Padres invited non-roster C Charlie Valerio to spring training. |
| 01/16/20 | San Diego Padres invited non-roster CF Michael Gettys to spring training. |
| 01/16/20 | San Diego Padres invited non-roster CF Taylor Trammell to spring training. |
| 01/16/20 | San Diego Padres invited non-roster 2B Ivan Castillo to spring training. |
| 01/16/20 | San Diego Padres invited non-roster C Webster Rivas to spring training. |
| 01/16/20 | San Diego Padres invited non-roster C Luis Campusano to spring training. |
| 01/16/20 | San Diego Padres invited non-roster LHP MacKenzie Gore to spring training. |
| 01/16/20 | San Diego Padres invited non-roster LHP Travis Radke to spring training. |
| 01/16/20 | San Diego Padres invited non-roster RHP Steven Wilson to spring training. |
| 01/16/20 | San Diego Padres invited non-roster RHP Dauris Valdez to spring training. |
| 01/16/20 | San Diego Padres invited non-roster RHP Luis Patino to spring training. |
| 01/16/20 | San Diego Padres invited non-roster 3B Seth Mejias-Brean to spring training. |
| 01/16/20 | San Diego Padres invited non-roster SS Owen Miller to spring training. |
| 01/16/20 | San Diego Padres invited non-roster RHP Lake Bachar to spring training. |
| 01/16/20 | San Diego Padres invited non-roster 3B Hudson Potts to spring training. |
| 01/16/20 | San Diego Padres invited non-roster 2B Esteban Quiroz to spring training. |
| 01/16/20 | San Diego Padres invited non-roster 3B Jason Vosler to spring training. |
| 01/08/20 | San Diego Padres signed free agent RHP Walki Lezan to a minor league contract. |
| 01/07/20 | San Diego Padres signed free agent LHP Hector Hernandez to a minor league contract. |
| 01/03/20 | San Diego Padres signed free agent RHP Javier Zenizo to a minor league contract. |