Giants Roster & Staff
Transactions
| Date | Transaction |
| 06/30/19 | San Francisco Giants signed free agent RHP Austin Reich to a minor league contract. |
| 06/30/19 | San Francisco Giants signed RHP Caleb Kilian. |
| 06/30/19 | San Francisco Giants signed SS Tyler Fitzgerald. |
| 06/30/19 | San Francisco Giants signed 1B Logan Wyatt. |
| 06/29/19 | San Francisco Giants signed OF Hunter Bishop. |
| 06/29/19 | San Francisco Giants sent CF Steven Duggar on a rehab assignment to Sacramento River Cats. |
| 06/23/19 | San Francisco Giants signed RHP Bryce Fehmel. |
| 06/21/19 | San Francisco Giants placed RF Steven Duggar on the 10-day injured list retroactive to June 19, 2019. Lower back strain. |
| 06/21/19 | San Francisco Giants recalled LF Alex Dickerson from Sacramento River Cats. |
| 06/21/19 | San Francisco Giants transferred RHP Nick Vincent from the 10-day injured list to the 60-day injured list. Right pectoralis strain. |
| 06/21/19 | San Francisco Giants claimed RF Joey Rickard off waivers from Baltimore Orioles. |
| 06/19/19 | San Francisco Giants signed OF Armani Smith. |
| 06/19/19 | San Francisco Giants signed C Brandon Martorano. |
| 06/19/19 | San Francisco Giants signed RHP Taylor Rashi. |
| 06/19/19 | San Francisco Giants signed free agent 3B Jorge Samuel to a minor league contract. |
| 06/16/19 | San Francisco Giants signed RHP Justin Crump. |
| 06/14/19 | San Francisco Giants signed 2B Carter Aldrete. |
| 06/14/19 | San Francisco Giants signed SS Dilan Rosario. |
| 06/14/19 | San Francisco Giants signed RHP Cole Waites. |
| 06/14/19 | San Francisco Giants signed 1B Connor Cannon. |
| 06/14/19 | San Francisco Giants signed CF Javeyan Williams. |
| 06/13/19 | San Francisco Giants signed RHP Brooks Crawford. |
| 06/12/19 | San Francisco Giants optioned C Aramis Garcia to Sacramento River Cats. |
| 06/12/19 | San Francisco Giants signed 1B Garrett Frechette. |
| 06/12/19 | San Francisco Giants signed IF Nolan Dempsey. |
| 06/12/19 | San Francisco Giants sent LHP Travis Bergen on a rehab assignment to Sacramento River Cats. |
| 06/12/19 | San Francisco Giants activated C Buster Posey from the 10-day injured list. |
| 06/12/19 | San Francisco Giants signed CF Najee Gaskins. |
| 06/11/19 | San Francisco Giants signed CF Grant McCray. |
| 06/11/19 | San Francisco Giants signed LHP Chris Wright. |
| 06/11/19 | San Francisco Giants signed RHP Nick Avila. |
| 06/11/19 | San Francisco Giants signed RF Harrison Freed. |
| 06/11/19 | San Francisco Giants signed RHP Kanoa Pagan. |
| 06/11/19 | San Francisco Giants signed RHP Nick Morreale. |
| 06/11/19 | San Francisco Giants signed 2B Jeff Houghtby. |
| 06/11/19 | San Francisco Giants signed 3B Tyler Wyatt. |
| 06/11/19 | San Francisco Giants signed RHP Evan Lumbert. |
| 06/11/19 | San Francisco Giants signed C Matt Malkin. |
| 06/11/19 | San Francisco Giants signed SS Simon Whiteman. |
| 06/11/19 | San Francisco Giants selected the contract of C Brett Austin from High Point Rockers. |
| 06/10/19 | San Diego Padres traded LF Alex Dickerson to San Francisco Giants for RHP Franklin Van Gurp. |
| 06/10/19 | San Diego Padres traded LF Alex Dickerson to San Francisco Giants for RHP Franklin Van Gurp. |
| 06/10/19 | San Francisco Giants optioned LF Alex Dickerson to Sacramento River Cats. |
| 06/07/19 | San Francisco Giants sent LHP Travis Bergen on a rehab assignment to San Jose Giants. |
| 06/05/19 | San Francisco Giants placed C Buster Posey on the 10-day injured list retroactive to June 2, 2019. Right hamstring strain. |
| 06/05/19 | San Francisco Giants activated RHP Trevor Gott from the 10-day injured list. |
| 06/02/19 | San Francisco Giants optioned RHP Sam Coonrod to Sacramento River Cats. |
| 06/02/19 | San Francisco Giants recalled Aramis Garcia from Sacramento River Cats. |
| 06/01/19 | LF Mac Williamson elected free agency. |