Red Sox Roster & Staff
Transactions
| Date | Transaction |
| 07/29/20 | Boston Red Sox recalled Chris Mazza from Red Sox Alternate Training Site. |
| 07/29/20 | Boston Red Sox designated Jonathan Lucroy for assignment. |
| 07/27/20 | Boston Red Sox claimed RHP Robert Stock off waivers from Philadelphia Phillies. |
| 07/27/20 | Boston Red Sox optioned RHP Robert Stock to Red Sox Alternate Training Site. |
| 07/26/20 | Boston Red Sox selected the contract of RHP Zack Godley from Red Sox Alternate Training Site. |
| 07/26/20 | Boston Red Sox optioned RHP Dylan Covey to Red Sox Alternate Training Site. |
| 07/25/20 | Boston Red Sox optioned LHP Stephen Gonsalves to Red Sox Alternate Training Site. |
| 07/25/20 | Boston Red Sox claimed LHP Stephen Gonsalves off waivers from New York Mets. |
| 07/24/20 | Phillips Valdez changed number to 71. |
| 07/24/20 | P Phillips Valdez changed number to 42. |
| 07/24/20 | P Phillips Valdez changed number to 71. |
| 07/23/20 | Boston Red Sox recalled Jeffrey Springs from Red Sox Alternate Training Site. |
| 07/23/20 | Boston Red Sox recalled LHP Josh Osich from Red Sox Alternate Training Site. |
| 07/23/20 | Boston Red Sox recalled RHP Colten Brewer from Red Sox Alternate Training Site. |
| 07/23/20 | Boston Red Sox recalled Matt Hall from Red Sox Alternate Training Site. |
| 07/23/20 | Boston Red Sox recalled RHP Phillips Valdez from Red Sox Alternate Training Site. |
| 07/23/20 | Boston Red Sox selected the contract of C Jonathan Lucroy from Red Sox Alternate Training Site. |
| 07/23/20 | Boston Red Sox placed RHP Collin McHugh on the restricted list. |
| 07/22/20 | Boston Red Sox selected the contract of Dylan Covey from Red Sox Alternate Training Site. |
| 07/21/20 | Tampa Bay Rays traded RHP Dylan Covey to Boston Red Sox. |
| 07/17/20 | Boston Red Sox invited non-roster SS Jeter Downs to spring training. |
| 07/17/20 | Boston Red Sox signed LHP Shane Drohan. |
| 07/17/20 | Boston Red Sox signed 3B Blaze Jordan. |
| 07/17/20 | Boston Red Sox invited non-roster OF Jarren Duran to spring training. |
| 07/17/20 | Boston Red Sox invited non-roster LHP Jay Groome to spring training. |
| 07/17/20 | Boston Red Sox signed free agent RHP Zack Godley to a minor league contract and invited him to spring training. |
| 07/17/20 | Boston Red Sox invited non-roster RHP Bryan Mata to spring training. |
| 07/17/20 | Boston Red Sox invited non-roster RHP Tanner Houck to spring training. |
| 07/16/20 | Boston Red Sox signed free agent C Jhonny Pereda to a minor league contract and invited him to spring training. |
| 07/16/20 | Boston Red Sox invited non-roster LHP Bobby Poyner to spring training. |
| 07/16/20 | Boston Red Sox invited non-roster RHP R.J. Alvarez to spring training. |
| 07/16/20 | Boston Red Sox invited non-roster 1B Josh Ockimey to spring training. |
| 07/15/20 | Boston Red Sox signed LHP Jeremy Wu-Yelland. |
| 07/14/20 | Boston Red Sox placed LHP Darwinzon Hernandez on the 10-day injured list. |
| 07/14/20 | Boston Red Sox placed LHP Eduardo Rodriguez on the 60-day injured list. |
| 07/14/20 | Boston Red Sox placed LHP Josh Taylor on the 10-day injured list. |
| 07/11/20 | Boston Red Sox invited non-roster LHP Mike Kickham to spring training. |
| 07/07/20 | Boston Red Sox signed 2B Nick Yorke. |
| 07/04/20 | Boston Red Sox invited non-roster RHP Caleb Simpson to spring training. |
| 07/03/20 | Boston Red Sox signed free agent RHP Caleb Simpson to a minor league contract. |
| 07/02/20 | Boston Red Sox invited non-roster C Jonathan Lucroy to spring training. |