Giants Roster & Staff
Transactions
| Date | Transaction |
| 03/30/13 | San Francisco Giants placed LHP Eric Surkamp on the 15-day disabled list retroactive to March 22, 2013. Recovering from July 2012 Tommy John surgery. |
| 03/30/13 | San Francisco Giants optioned LF Francisco Peguero to Fresno Grizzlies. |
| 03/30/13 | San Francisco Giants recalled Nick Noonan from Fresno Grizzlies. |
| 03/30/13 | Brett Pill roster status changed by San Francisco Giants. |
| 03/30/13 | San Francisco Giants selected the contract of C Guillermo Quiroz from Fresno Grizzlies. |
| 03/30/13 | San Francisco Giants optioned Jean Machi to Fresno Grizzlies. |
| 03/30/13 | San Francisco Giants placed 2B Tony Abreu on the 15-day disabled list retroactive to March 22, 2013. Quad strain. |
| 03/29/13 | San Francisco Giants traded RHP Scott Proctor to Baltimore Orioles. |
| 03/28/13 | San Francisco Giants signed free agent RHP Ramon Ramirez to a minor league contract. |
| 03/26/13 | San Francisco Giants selected the contract of RHP Chad Gaudin from Fresno Grizzlies. |
| 03/26/13 | New York Yankees claimed RHP Dan Otero off waivers from San Francisco Giants. |
| 03/24/13 | San Francisco Giants optioned LHP Dan Runzler to Fresno Grizzlies. |
| 03/23/13 | OF Charles Jones assigned to San Francisco Giants. |
| 03/22/13 | San Francisco Giants released SS Wilson Valdez. |
| 03/22/13 | San Francisco Giants released RHP Ramon Ramirez. |
| 03/22/13 | OF Javier Herrera assigned to San Francisco Giants. |
| 03/22/13 | 3B Mark Minicozzi assigned to San Francisco Giants. |
| 03/20/13 | OF Chris Lofton assigned to San Francisco Giants. |
| 03/20/13 | LHP Tom Vessella assigned to San Francisco Giants. |
| 03/20/13 | Jake Dunning assigned to San Francisco Giants. |
| 03/20/13 | 2B Ryan Cavan assigned to San Francisco Giants. |
| 03/20/13 | C Joel Weeks assigned to San Francisco Giants. |
| 03/20/13 | SS Kelby Tomlinson assigned to San Francisco Giants. |
| 03/20/13 | OF Mac Williamson assigned to San Francisco Giants. |
| 03/19/13 | 2B Carter Jurica assigned to San Francisco Giants. |
| 03/19/13 | SS Bobby Haney assigned to San Francisco Giants. |
| 03/18/13 | San Francisco Giants signed free agent C Mark Wagner to a minor league contract. |
| 03/17/13 | San Francisco Giants sent RHP Yusmeiro Petit outright to Fresno Grizzlies. |
| 03/17/13 | RHP Drew Bowlin assigned to San Francisco Giants. |
| 03/16/13 | LHP Carlos Teller assigned to San Francisco Giants. |
| 03/16/13 | Chris Heston assigned to San Francisco Giants. |
| 03/16/13 | C Trevor Brown assigned to San Francisco Giants. |
| 03/16/13 | IF Chris Dominguez assigned to San Francisco Giants. |
| 03/16/13 | SS Ydwin Villegas assigned to San Francisco Giants. |
| 03/16/13 | C Jeff Arnold assigned to San Francisco Giants. |
| 03/16/13 | RF Ryan Lollis assigned to San Francisco Giants. |
| 03/16/13 | LF Jarrett Parker assigned to San Francisco Giants. |
| 03/16/13 | Jake Dunning assigned to San Francisco Giants. |
| 03/16/13 | Dan Otero assigned to San Francisco Giants. |
| 03/16/13 | RHP Edwin Quirarte assigned to San Francisco Giants. |
| 03/15/13 | San Francisco Giants optioned Roger Kieschnick to Fresno Grizzlies. |
| 03/15/13 | San Francisco Giants optioned Juan Perez to Fresno Grizzlies. |
| 03/15/13 | San Francisco Giants optioned Nick Noonan to Fresno Grizzlies. |
| 03/15/13 | San Francisco Giants optioned RHP Chris Heston to Fresno Grizzlies. |
| 03/15/13 | Nick Noonan assigned to San Francisco Giants. |
| 03/15/13 | San Francisco Giants optioned Edwin Escobar to San Jose Giants. |
| 03/15/13 | San Francisco Giants optioned Dan Otero to Fresno Grizzlies. |
| 03/15/13 | Chris Heston roster status changed by San Francisco Giants. |
| 03/15/13 | San Francisco Giants optioned Ehire Adrianza to Fresno Grizzlies. |
| 03/15/13 | San Francisco Giants optioned Sandy Rosario to Fresno Grizzlies. |
| 03/15/13 | San Francisco Giants optioned Jake Dunning to Fresno Grizzlies. |
| 03/13/13 | RHP Daryl Maday assigned to San Francisco Giants. |
| 03/08/13 | San Francisco Giants optioned Angel Villalona to San Jose Giants. |
| 03/03/13 | San Francisco Giants signed free agent 3B Nathanael Javier to a minor league contract. |
| 03/02/13 | IF Juan Ciriaco assigned to San Francisco Giants. |
| 03/01/13 | San Francisco Giants signed free agent RHP Andrew Kown to a minor league contract. |