D-backs Roster & Staff
Transactions
| Date | Transaction |
| 07/31/19 | Arizona Diamondbacks transferred LF Blake Swihart from the 10-day injured list to the 60-day injured list. Right oblique strain. |
| 07/31/19 | Arizona Diamondbacks traded SS Jazz Chisholm to Miami Marlins. |
| 07/31/19 | Arizona Diamondbacks traded RHP Zack Greinke and cash to Houston Astros for RHP Corbin Martin, RHP J.B. Bukauskas, 3B Josh Rojas and LF Seth Beer. |
| 07/31/19 | Arizona Diamondbacks traded RHP Zack Greinke and cash to Houston Astros for RHP Corbin Martin, RHP J.B. Bukauskas, 3B Josh Rojas and LF Seth Beer. |
| 07/31/19 | Arizona Diamondbacks sent RHP Matt Andriese on a rehab assignment to AZL D-backs. |
| 07/31/19 | Miami Marlins traded RHP Zac Gallen to Arizona Diamondbacks. |
| 07/31/19 | Arizona Diamondbacks traded C John Ryan Murphy to Atlanta Braves for cash. |
| 07/31/19 | Arizona Diamondbacks traded RHP Zack Greinke and cash to Houston Astros for RHP Corbin Martin, RHP J.B. Bukauskas, 3B Josh Rojas and LF Seth Beer. |
| 07/31/19 | Seattle Mariners traded RHP Mike Leake and cash to Arizona Diamondbacks for 2B Jose Caballero. |
| 07/31/19 | Seattle Mariners traded RHP Mike Leake and cash to Arizona Diamondbacks for 2B Jose Caballero. |
| 07/31/19 | Arizona Diamondbacks designated RHP Joey Krehbiel for assignment. |
| 07/31/19 | Arizona Diamondbacks traded RHP Zack Greinke and cash to Houston Astros for RHP Corbin Martin, RHP J.B. Bukauskas, 3B Josh Rojas and LF Seth Beer. |
| 07/31/19 | Arizona Diamondbacks traded RHP Zack Greinke and cash to Houston Astros for RHP Corbin Martin, RHP J.B. Bukauskas, 3B Josh Rojas and LF Seth Beer. |
| 07/30/19 | Arizona Diamondbacks sent 1B Kevin Cron on a rehab assignment to AZL D-backs. |
| 07/28/19 | Arizona Diamondbacks optioned RHP Stefan Crichton to Reno Aces. |
| 07/28/19 | Taylor Clarke roster status changed by Arizona Diamondbacks. |
| 07/26/19 | Arizona Diamondbacks transferred RHP Luke Weaver from the 10-day injured list to the 60-day injured list. Right forearm tightness. |
| 07/26/19 | Arizona Diamondbacks selected the contract of Yasmany Tomas from Reno Aces. |
| 07/26/19 | Arizona Diamondbacks placed RHP Taylor Clarke on the paternity list. |
| 07/24/19 | Arizona Diamondbacks optioned 2B Ildemaro Vargas to Reno Aces. |
| 07/24/19 | Arizona Diamondbacks sent C Blake Swihart on a rehab assignment to Reno Aces. |
| 07/24/19 | Arizona Diamondbacks activated LF David Peralta from the 10-day injured list. |
| 07/22/19 | Arizona Diamondbacks signed free agent RHP Miguel Alvarez to a minor league contract. |
| 07/21/19 | Arizona Diamondbacks sent LF David Peralta on a rehab assignment to AZL D-backs. |
| 07/20/19 | 2B Diosfran Cabeza assigned to Arizona Diamondbacks. |
| 07/20/19 | Arizona Diamondbacks placed RHP Matt Andriese on the 10-day injured list. Left foot contusion. |
| 07/20/19 | Arizona Diamondbacks recalled Stefan Crichton from Reno Aces. |
| 07/19/19 | Arizona Diamondbacks activated RHP Taylor Clarke from the 10-day injured list. |
| 07/19/19 | Arizona Diamondbacks optioned 2B Domingo Leyba to Reno Aces. |
| 07/19/19 | Arizona Diamondbacks optioned RHP Jon Duplantier to Reno Aces. |
| 07/19/19 | Arizona Diamondbacks reassigned RHP Jon Duplantier to the minor leagues. |
| 07/18/19 | Arizona Diamondbacks sent RHP Jon Duplantier on a rehab assignment to Visalia Rawhide. |
| 07/18/19 | Arizona Diamondbacks optioned 1B Kevin Cron to Reno Aces. |
| 07/18/19 | Arizona Diamondbacks activated 2B Wilmer Flores from the 10-day injured list. |
| 07/17/19 | Arizona Diamondbacks sent OF Blake Swihart on a rehab assignment to Visalia Rawhide. |
| 07/16/19 | Arizona Diamondbacks signed free agent OF Max Murphy to a minor league contract. |
| 07/15/19 | Arizona Diamondbacks sent 2B Wilmer Flores on a rehab assignment to Reno Aces. |
| 07/13/19 | Arizona Diamondbacks sent RHP Taylor Clarke on a rehab assignment to Visalia Rawhide. |
| 07/12/19 | Arizona Diamondbacks signed free agent RHP Joe Elbis to a minor league contract. |
| 07/11/19 | Arizona Diamondbacks signed free agent 3B Luis Gonzalez to a minor league contract. |
| 07/11/19 | 2B Josh Prince assigned to Arizona Diamondbacks. |
| 07/11/19 | CF Evan Marzilli assigned to Arizona Diamondbacks. |
| 07/07/19 | Arizona Diamondbacks sent 2B Wilmer Flores on a rehab assignment to AZL D-backs. |
| 07/07/19 | Arizona Diamondbacks sent RHP Jon Duplantier on a rehab assignment to AZL D-backs. |
| 07/05/19 | Arizona Diamondbacks placed LF David Peralta on the 10-day injured list retroactive to July 4, 2019. right AC joint inflammation |
| 07/05/19 | Arizona Diamondbacks recalled Domingo Leyba from Reno Aces. |
| 07/04/19 | Arizona Diamondbacks signed LHP Brock Jones. |
| 07/03/19 | Arizona Diamondbacks signed free agent C Geral Siri to a minor league contract. |
| 07/03/19 | Arizona Diamondbacks recalled Kevin Cron from Reno Aces. |
| 07/03/19 | Arizona Diamondbacks placed RHP Taylor Clarke on the 10-day injured list. Lower back inflammation. |
| 07/03/19 | Arizona Diamondbacks signed free agent RHP Jose Valdez to a minor league contract. |
| 07/03/19 | Arizona Diamondbacks signed free agent RHP Luis Tejeda to a minor league contract. |
| 07/03/19 | Arizona Diamondbacks signed free agent RHP Victor Basora to a minor league contract. |
| 07/02/19 | Arizona Diamondbacks signed free agent 3B Deyvison De Los Santos to a minor league contract. |
| 07/02/19 | Arizona Diamondbacks signed LHP Tommy Henry. |
| 07/02/19 | Arizona Diamondbacks signed free agent SS Algenis Vasquez to a minor league contract. |
| 07/02/19 | Arizona Diamondbacks signed free agent C Daniel Salmeron to a minor league contract. |
| 07/02/19 | Arizona Diamondbacks signed free agent SS Juan Corniel to a minor league contract. |
| 07/02/19 | Arizona Diamondbacks signed free agent CF Luis Suero to a minor league contract. |
| 07/02/19 | Arizona Diamondbacks signed free agent C Luis Caicuto to a minor league contract. |
| 07/02/19 | Arizona Diamondbacks signed free agent OF Robinson Vargas to a minor league contract. |
| 07/02/19 | Arizona Diamondbacks signed free agent 2B Riquelmin Cabral to a minor league contract. |
| 07/02/19 | Arizona Diamondbacks signed free agent CF Franyel Baez to a minor league contract. |
| 07/02/19 | Arizona Diamondbacks signed free agent RHP Darlin Sano to a minor league contract. |
| 07/02/19 | Arizona Diamondbacks signed free agent SS Juan Aparicio to a minor league contract. |
| 07/02/19 | Arizona Diamondbacks signed free agent C Moises Alcala to a minor league contract. |
| 07/02/19 | Arizona Diamondbacks signed free agent C Samuel Rivas to a minor league contract. |
| 07/02/19 | Arizona Diamondbacks signed free agent OF Angel Ortiz to a minor league contract. |
| 07/02/19 | Arizona Diamondbacks signed free agent SS Juan Garcia to a minor league contract. |
| 07/02/19 | Arizona Diamondbacks signed free agent 3B Jiter Heredia to a minor league contract. |
| 07/02/19 | Arizona Diamondbacks signed free agent C Adrian Gomez to a minor league contract. |
| 07/02/19 | Arizona Diamondbacks signed free agent OF Marco Pernalete to a minor league contract. |
| 07/02/19 | Arizona Diamondbacks signed free agent OF Ronal Antigua to a minor league contract. |
| 07/02/19 | Arizona Diamondbacks signed free agent LHP Eric Basabe to a minor league contract. |
| 07/02/19 | Arizona Diamondbacks signed free agent SS Sheng-Ping Chen to a minor league contract. |
| 07/02/19 | Arizona Diamondbacks signed free agent OF Berny Encarnacion to a minor league contract. |
| 07/02/19 | Arizona Diamondbacks signed RHP Mitchell Stumpo. |
| 07/02/19 | SS Sheng-Ping Chen roster status changed by Arizona Diamondbacks. |
| 07/02/19 | Arizona Diamondbacks signed free agent OF Junior Franco to a minor league contract. |