Giants Roster & Staff
Transactions
| Date | Transaction |
| 03/19/20 | San Francisco Giants optioned RHP Shaun Anderson to Sacramento River Cats. |
| 03/19/20 | San Francisco Giants optioned RF Steven Duggar to Sacramento River Cats. |
| 03/16/20 | San Francisco Giants signed free agent SS Francisco Javier to a minor league contract. |
| 03/11/20 | SS Tyler Fitzgerald assigned to San Francisco Giants. |
| 03/11/20 | 3B David Villar assigned to San Francisco Giants. |
| 03/11/20 | 1B Logan Wyatt assigned to San Francisco Giants. |
| 03/10/20 | San Francisco Giants optioned CF Jose Siri to Richmond Flying Squirrels. |
| 03/10/20 | San Francisco Giants placed C Aramis Garcia on the 60-day injured list. Right hip labrum repair. |
| 03/10/20 | San Francisco Giants optioned RHP Enderson Franco to Sacramento River Cats. |
| 03/10/20 | San Francisco Giants optioned LF Joe McCarthy to Sacramento River Cats. |
| 03/10/20 | San Francisco Giants claimed CF Jose Siri off waivers from Seattle Mariners. |
| 03/09/20 | RHP Norwith Gudino assigned to San Francisco Giants. |
| 03/09/20 | SS Simon Whiteman assigned to San Francisco Giants. |
| 03/09/20 | LF Kwan Adkins assigned to San Francisco Giants. |
| 03/08/20 | OF Franklin Labour assigned to San Francisco Giants. |
| 03/08/20 | SS Will Wilson assigned to San Francisco Giants. |
| 03/07/20 | RHP Carlos Sano assigned to San Francisco Giants. |
| 03/07/20 | RHP Matt Seelinger assigned to San Francisco Giants. |
| 03/06/20 | San Francisco Giants optioned 1B Chris Shaw to Sacramento River Cats. |
| 03/06/20 | San Francisco Giants optioned 2B Kean Wong to Sacramento River Cats. |
| 03/06/20 | San Francisco Giants optioned RHP Melvin Adon to Sacramento River Cats. |
| 03/06/20 | San Francisco Giants optioned SS Abiatal Avelino to Sacramento River Cats. |
| 03/06/20 | RHP Frank Rubio assigned to San Francisco Giants. |
| 03/06/20 | San Francisco Giants optioned LHP Sam Selman to Sacramento River Cats. |
| 03/06/20 | San Francisco Giants optioned LHP Conner Menez to Sacramento River Cats. |
| 03/06/20 | San Francisco Giants optioned RHP Jandel Gustave to Sacramento River Cats. |
| 03/02/20 | San Francisco Giants signed free agent RHP Juan Morillo to a minor league contract. |
| 03/02/20 | San Francisco Giants signed free agent LHP Johnny Grullon to a minor league contract. |
| 03/01/20 | RHP Brandon Lawson assigned to San Francisco Giants. |