July 21 in Tampa Bay baseball:
- Pitcher Julio Santana was traded to Boston in exchange for a player to be named and cash considerations.
- Pitcher Doug Creek was traded to Seattle in exchange for cash considerations.
- Outfielder Dave McCarty was outrighted to Triple-A Durham.
- Pitcher Jason Hammel was optioned to Triple-A Durham.
- Pitcher J.P. Howell was recalled from Triple-A Durham.
- Designated hitter Luke Scott was placed on the 15-day disabled list with a right oblique injury.
- Pitcher Cesar Ramos was recalled from Triple-A Durham to Tampa Bay.
- Vaughn, Rick; Costello, Chris; Landy, Greg et al., eds (2000). Tampa Bay Devil Rays 2000 Information Guide. St. Petersburg, FL: Tampa Bay Devil Rays Public Relations Office. p. 317.
- Vaughn, Rick; Costello, Chris; Landy, Greg et al., eds (2003). Tampa Bay Devil Rays 2003 Media Guide. St. Petersburg, FL: Devil Rays Public Relations Department. p. 272.
- Vaughn, Rick; Costello, Chris; Molina, Carmen et al., eds (2008). 2008 Tampa Bay Rays Media Guide. St. Petersburg, FL: Tampa Bay Rays Communications Department. p. 277.
- "Transactions: July 2012". RaysBaseball.com. MLB Advance Media. http://tampabay.rays.mlb.com/team/transactions.jsp?c_id=tb#month=7&year=2012&team_id=139. Retrieved October 10, 2012.