Padres Roster & Staff
Transactions
| Date | Transaction |
| 07/31/20 | San Diego Padres transferred RHP Trey Wingenter from the 10-day injured list to the 60-day injured list. Right ulnar collateral ligament tear. |
| 07/28/20 | San Diego Padres signed free agent RHP Joshua Paulina to a minor league contract. |
| 07/24/20 | Edward Olivares changed number to . |
| 07/23/20 | San Diego Padres recalled CF Edward Olivares from El Paso Chihuahuas. |
| 07/23/20 | San Diego Padres optioned C Luis Torrens to Padres Alternate Training Site. |
| 07/22/20 | San Diego Padres placed LHP Jose Castillo on the 10-day injured list retroactive to July 20, 2020. Left lat strain. |
| 07/22/20 | San Diego Padres placed RHP Trey Wingenter on the 10-day injured list retroactive to July 20, 2020. |
| 07/22/20 | San Diego Padres placed SS Jorge Mateo on the 10-day injured list. |
| 07/22/20 | San Diego Padres optioned RHP Michel Baez to Padres Alternate Training Site. |
| 07/19/20 | San Diego Padres invited non-roster RF Abraham Almonte to spring training. |
| 07/18/20 | San Diego Padres invited non-roster RHP Jimmy Yacabonis to spring training. |
| 07/18/20 | San Diego Padres invited non-roster LHP Daniel Camarena to spring training. |
| 07/16/20 | San Diego Padres traded CF Franchy Cordero and RHP Ronald Bolanos to Kansas City Royals for LHP Tim Hill. |
| 07/16/20 | San Diego Padres traded CF Franchy Cordero and RHP Ronald Bolanos to Kansas City Royals for LHP Tim Hill. |
| 07/16/20 | San Diego Padres traded CF Franchy Cordero and RHP Ronald Bolanos to Kansas City Royals for LHP Tim Hill. |
| 07/16/20 | San Diego Padres activated LHP Tim Hill. |
| 07/01/20 | Toronto Blue Jays claimed 2B Breyvic Valera off waivers from San Diego Padres. |
| 07/01/20 | San Diego Padres invited non-roster RHP Cole Wilcox to spring training. |