Tigers Roster & Staff
Transactions
| Date | Transaction |
| 11/29/17 | Detroit Tigers signed free agent RHP Jose Diaz to a minor league contract. |
| 11/25/17 | Detroit Tigers signed free agent 3B Niko Goodrum to a minor league contract and invited him to spring training. |
| 11/25/17 | Detroit Tigers signed free agent LF Chad Huffman to a minor league contract and invited him to spring training. |
| 11/25/17 | Detroit Tigers signed free agent RHP Mark Montgomery to a minor league contract and invited him to spring training. |
| 11/25/17 | Detroit Tigers signed free agent RHP Kevin Comer to a minor league contract and invited him to spring training. |
| 11/20/17 | Detroit Tigers signed free agent Ryan Carpenter. |
| 11/20/17 | Detroit Tigers selected the contract of Sergio Alcantara from Lakeland Flying Tigers. |
| 11/20/17 | Detroit Tigers selected the contract of Gregory Soto from Lakeland Flying Tigers. |
| 11/20/17 | Detroit Tigers selected the contract of Gerson Moreno from Erie SeaWolves. |
| 11/20/17 | Detroit Tigers selected the contract of Spencer Turnbull from Erie SeaWolves. |
| 11/20/17 | Detroit Tigers selected the contract of Mike Gerber from Toledo Mud Hens. |
| 11/20/17 | Detroit Tigers selected the contract of Grayson Greiner from Toledo Mud Hens. |
| 11/20/17 | Detroit Tigers selected the contract of Eduardo Jimenez from Lakeland Flying Tigers. |
| 11/09/17 | Detroit Tigers signed free agent C Yoandy Rea to a minor league contract. |
| 11/03/17 | Detroit Tigers activated DH Victor Martinez from the 60-day disabled list. |
| 11/03/17 | Detroit Tigers sent C Bryan Holaday outright to Toledo Mud Hens. |
| 11/03/17 | Detroit Tigers sent 1B Efren Navarro outright to Toledo Mud Hens. |
| 11/03/17 | Detroit Tigers sent LHP Kyle Ryan outright to Toledo Mud Hens. |
| 11/03/17 | Detroit Tigers sent RHP Myles Jaye outright to Toledo Mud Hens. |
| 11/02/17 | Detroit Tigers sent RF Alex Presley outright to Toledo Mud Hens. |
| 11/02/17 | Detroit Tigers sent RHP Jeff Ferrell outright to Toledo Mud Hens. |
| 11/02/17 | Seattle Mariners claimed SS Andrew Romine off waivers from Detroit Tigers. |
| 11/02/17 | Detroit Tigers sent RF Jim Adduci outright to Toledo Mud Hens. |
| 11/02/17 | Detroit Tigers sent RF Tyler Collins outright to Toledo Mud Hens. |
| 11/02/17 | RHP Anibal Sanchez elected free agency. |