Padres Roster & Staff
Transactions
| Date | Transaction |
| 12/31/20 | San Diego Padres signed free agent SS Ha-Seong Kim. |
| 12/31/20 | San Diego Padres designated LF Greg Allen for assignment. |
| 12/31/20 | San Diego Padres signed free agent SS Ha-seong Kim. |
| 12/31/20 | San Diego Padres signed free agent SS Ha-Seong Kim, , , , and. |
| 12/29/20 | San Diego Padres traded C Blake Hunt, RHP Cole Wilcox, C Francisco Mejia and RHP Luis Patino to Tampa Bay Rays for LHP Blake Snell. |
| 12/29/20 | Chicago Cubs traded RHP Yu Darvish, C Victor Caratini and cash to San Diego Padres for RHP Zach Davies, SS Reginald Preciado, SS Yeison Santana, OF Ismael Mena and OF Owen Caissie. |
| 12/29/20 | Chicago Cubs traded RHP Yu Darvish, C Victor Caratini and cash to San Diego Padres for RHP Zach Davies, SS Reginald Preciado, SS Yeison Santana, OF Ismael Mena and OF Owen Caissie. |
| 12/29/20 | San Diego Padres traded C Blake Hunt, RHP Cole Wilcox, C Francisco Mejia and RHP Luis Patino to Tampa Bay Rays for LHP Blake Snell. |
| 12/29/20 | San Diego Padres traded C Blake Hunt, RHP Cole Wilcox, C Francisco Mejia and RHP Luis Patino to Tampa Bay Rays for LHP Blake Snell. |
| 12/29/20 | Chicago Cubs traded RHP Yu Darvish, C Victor Caratini and cash to San Diego Padres for RHP Zach Davies, SS Reginald Preciado, SS Yeison Santana, OF Ismael Mena and OF Owen Caissie. |
| 12/29/20 | Chicago Cubs traded RHP Yu Darvish, C Victor Caratini and cash to San Diego Padres for RHP Zach Davies, SS Reginald Preciado, SS Yeison Santana, OF Ismael Mena and OF Owen Caissie. |
| 12/29/20 | San Diego Padres traded C Blake Hunt, RHP Cole Wilcox, C Francisco Mejia and RHP Luis Patino to Tampa Bay Rays for LHP Blake Snell. |
| 12/29/20 | San Diego Padres traded C Blake Hunt, RHP Cole Wilcox, C Francisco Mejia and RHP Luis Patino to Tampa Bay Rays for LHP Blake Snell. |
| 12/29/20 | Chicago Cubs traded RHP Yu Darvish, C Victor Caratini and cash to San Diego Padres for RHP Zach Davies, SS Reginald Preciado, SS Yeison Santana, OF Ismael Mena and OF Owen Caissie. |
| 12/29/20 | Chicago Cubs traded RHP Yu Darvish, C Victor Caratini and cash to San Diego Padres for RHP Zach Davies, SS Reginald Preciado, SS Yeison Santana, OF Ismael Mena and OF Owen Caissie. |
| 12/29/20 | Chicago Cubs traded RHP Yu Darvish, C Victor Caratini and cash to San Diego Padres for RHP Zach Davies, SS Reginald Preciado, SS Yeison Santana, OF Ismael Mena and OF Owen Caissie. |
| 12/17/20 | San Diego Padres signed free agent P Nabil Crismatt. |
| 12/17/20 | San Diego Padres signed free agent RHP Nabil Crismatt to a minor league contract and invited him to spring training. |
| 12/17/20 | San Diego Padres signed free agent RHP Nabil Crismatt to a minor league contract and invited him to spring training. |
| 12/16/20 | San Diego Padres signed free agent RHP Nick Burdi to a minor league contract and invited him to spring training. |
| 12/16/20 | San Diego Padres signed free agent P Nick Burdi. |
| 12/16/20 | San Diego Padres signed free agent RHP Nick Burdi to a minor league contract and invited him to spring training. |
| 12/15/20 | San Diego Padres signed free agent RHP Jacob Rhame to a minor league contract and invited him to spring training. |
| 12/15/20 | San Diego Padres signed free agent P Jacob Rhame. |
| 12/15/20 | San Diego Padres signed free agent RHP Jacob Rhame to a minor league contract and invited him to spring training. |
| 12/12/20 | San Diego Padres signed free agent LHP Nick Ramirez to a minor league contract and invited him to spring training. |
| 12/12/20 | San Diego Padres signed free agent LHP Nick Ramirez to a minor league contract and invited him to spring training. |
| 12/12/20 | San Diego Padres signed free agent P Nick Ramirez. |
| 12/10/20 | OF Ben Ruta assigned to San Diego Padres. |
| 12/10/20 | C Yorman Rodriguez assigned to San Diego Padres. |
| 12/08/20 | San Diego Padres signed free agent OF Brian O'Grady. |
| 12/02/20 | 2B Greg Garcia elected free agency. |