D-backs Roster & Staff
Transactions
| Date | Transaction |
| 07/31/23 | Arizona Diamondbacks reassigned RHP Paul Sewald to the minor leagues. |
| 07/31/23 | Arizona Diamondbacks reassigned 2B Jace Peterson to the minor leagues. |
| 07/31/23 | Arizona Diamondbacks recalled CF Kyle Lewis from Reno Aces. |
| 07/31/23 | Oakland Athletics traded 2B Jace Peterson and cash to Arizona Diamondbacks for RHP Chad Patrick. |
| 07/31/23 | Oakland Athletics traded 2B Jace Peterson and cash to Arizona Diamondbacks for RHP Chad Patrick. |
| 07/31/23 | Seattle Mariners traded RHP Paul Sewald to Arizona Diamondbacks for 2B Josh Rojas, RF Dominic Canzone and SS Ryan Bliss. |
| 07/31/23 | Seattle Mariners traded RHP Paul Sewald to Arizona Diamondbacks for 2B Josh Rojas, RF Dominic Canzone and SS Ryan Bliss. |
| 07/31/23 | Seattle Mariners traded RHP Paul Sewald to Arizona Diamondbacks for 2B Josh Rojas, RF Dominic Canzone and SS Ryan Bliss. |
| 07/31/23 | Arizona Diamondbacks recalled SS Diego Castillo from Reno Aces. |
| 07/31/23 | Seattle Mariners traded RHP Paul Sewald to Arizona Diamondbacks for 2B Josh Rojas, RF Dominic Canzone and SS Ryan Bliss. |
| 07/30/23 | Arizona Diamondbacks placed LHP Tommy Henry on the 15-day injured list retroactive to July 29, 2023. Left elbow inflammation. |
| 07/30/23 | Arizona Diamondbacks activated RHP Cole Sulser from the 60-day injured list. |
| 07/30/23 | Arizona Diamondbacks sent RHP José Ruiz outright to Reno Aces. |
| 07/29/23 | Arizona Diamondbacks placed 3B Evan Longoria on the 10-day injured list. Lower back strain. |
| 07/29/23 | Arizona Diamondbacks recalled 2B Josh Rojas from Reno Aces. |
| 07/25/23 | Arizona Diamondbacks activated RHP Merrill Kelly from the 15-day injured list. |
| 07/25/23 | Arizona Diamondbacks designated RHP José Ruiz for assignment. |
| 07/24/23 | Colorado Rockies traded C Francisco Ortiz to Arizona Diamondbacks for cash. |
| 07/23/23 | Arizona Diamondbacks placed C Gabriel Moreno on the 10-day injured list. Left shoulder inflammation. |
| 07/23/23 | Arizona Diamondbacks recalled C Jose Herrera from Reno Aces. |
| 07/22/23 | Arizona Diamondbacks sent RHP Cole Sulser on a rehab assignment to Reno Aces. |
| 07/22/23 | Arizona Diamondbacks recalled RHP Brandon Pfaadt from Reno Aces. |
| 07/22/23 | Arizona Diamondbacks optioned RHP Justin Martinez to Reno Aces. |
| 07/21/23 | Arizona Diamondbacks signed RHP Kyle Amendt. |
| 07/21/23 | Arizona Diamondbacks signed RHP Zane Russell. |
| 07/21/23 | Arizona Diamondbacks signed RHP Hayden Durke. |
| 07/21/23 | Arizona Diamondbacks activated LHP Andrew Chafin from the paternity list. |
| 07/21/23 | RHP Zane Russell roster status changed by Arizona Diamondbacks. |
| 07/21/23 | Arizona Diamondbacks optioned LHP Joe Mantiply to Reno Aces. |
| 07/20/23 | Arizona Diamondbacks signed LHP Ryan Bruno. |
| 07/19/23 | Arizona Diamondbacks placed RHP Zach Davies on the 15-day injured list. Lower back inflammation. |
| 07/19/23 | Arizona Diamondbacks recalled LHP Joe Mantiply from Reno Aces. |
| 07/18/23 | Arizona Diamondbacks signed LHP Caden Grice. |
| 07/18/23 | Arizona Diamondbacks sent RHP Cole Sulser on a rehab assignment to ACL D-backs Red. |
| 07/18/23 | Arizona Diamondbacks placed LHP Andrew Chafin on the paternity list. |
| 07/18/23 | Arizona Diamondbacks sent RHP Cole Sulser on a rehab assignment to ACL D-backs Red. |
| 07/18/23 | Arizona Diamondbacks recalled RHP Luis Frías from Reno Aces. |
| 07/17/23 | Arizona Diamondbacks signed SS Tommy Troy. |
| 07/17/23 | Arizona Diamondbacks signed 3B Kevin Sim. |
| 07/17/23 | RHP Alec Baker roster status changed by Arizona Diamondbacks. |
| 07/17/23 | Arizona Diamondbacks signed OF Jack Hurley. |
| 07/17/23 | Arizona Diamondbacks signed LHP Carlos Rey. |
| 07/17/23 | Arizona Diamondbacks signed free agent LHP Shane Telfer to a minor league contract. |
| 07/17/23 | Arizona Diamondbacks signed free agent RHP Roman Angelo to a minor league contract. |
| 07/17/23 | Arizona Diamondbacks signed LHP Philip Abner. |
| 07/17/23 | Arizona Diamondbacks signed 2B Wyatt Crenshaw. |
| 07/17/23 | Arizona Diamondbacks signed RHP Alec Baker. |
| 07/17/23 | Arizona Diamondbacks signed free agent SS Cole Roberts to a minor league contract. |
| 07/17/23 | Arizona Diamondbacks signed RHP Casey Anderson. |
| 07/17/23 | Arizona Diamondbacks signed 1B Jackson Feltner. |
| 07/17/23 | Arizona Diamondbacks signed LHP Rio Britton. |
| 07/17/23 | Arizona Diamondbacks signed LHP Grayson Hitt. |
| 07/17/23 | Arizona Diamondbacks signed RHP Sam Knowlton. |
| 07/17/23 | Arizona Diamondbacks signed free agent C Jeremiah Boyd to a minor league contract. |
| 07/17/23 | Arizona Diamondbacks signed RHP Matthew Linskey. |
| 07/17/23 | Arizona Diamondbacks signed 3B Gino Groover. |
| 07/17/23 | Arizona Diamondbacks signed LHP Jake Fitzgibbons. |
| 07/15/23 | Arizona Diamondbacks sent RHP Cole Sulser on a rehab assignment to ACL D-backs Black. |
| 07/15/23 | Arizona Diamondbacks traded C P.J. Higgins to Chicago Cubs. |
| 07/13/23 | Arizona Diamondbacks sent LHP Konnor Pilkington outright to Reno Aces. |
| 07/12/23 | Arizona Diamondbacks activated LHP Tyler Gilbert from the paternity list. |
| 07/12/23 | Arizona Diamondbacks optioned RHP Carlos Vargas to Reno Aces. |
| 07/09/23 | Arizona Diamondbacks placed LHP Tyler Gilbert on the paternity list. |
| 07/09/23 | Arizona Diamondbacks recalled RHP Carlos Vargas from Reno Aces. |
| 07/08/23 | Arizona Diamondbacks activated LHP Tyler Gilbert. |
| 07/08/23 | Arizona Diamondbacks sent RHP Cole Sulser on a rehab assignment to ACL D-backs Red. |
| 07/08/23 | Arizona Diamondbacks transferred RHP Drey Jameson from the 15-day injured list to the 60-day injured list. Right elbow inflammation. |
| 07/08/23 | Arizona Diamondbacks sent RHP Cole Sulser on a rehab assignment to ACL D-backs Red. |
| 07/08/23 | Arizona Diamondbacks selected the contract of LHP Tyler Gilbert from Reno Aces. |
| 07/08/23 | Arizona Diamondbacks optioned CF Kyle Lewis to Reno Aces. |
| 07/07/23 | Arizona Diamondbacks designated LHP Konnor Pilkington for assignment. |
| 07/07/23 | Arizona Diamondbacks placed RHP Drey Jameson on the 15-day injured list. Right elbow inflammation. |
| 07/07/23 | Arizona Diamondbacks recalled RHP Justin Martinez from Reno Aces. |
| 07/07/23 | Arizona Diamondbacks optioned CF Dominic Fletcher to Reno Aces. |
| 07/07/23 | Arizona Diamondbacks selected the contract of RF Dominic Canzone from Reno Aces. |
| 07/04/23 | Arizona Diamondbacks sent RHP Cole Sulser on a rehab assignment to ACL D-backs Black. |
| 07/04/23 | Arizona Diamondbacks sent RHP Cole Sulser on a rehab assignment to ACL D-backs Black. |