Blue Jays Roster & Staff
Transactions
| Date | Transaction |
| 08/31/20 | Arizona Diamondbacks traded LHP Robbie Ray and cash to Toronto Blue Jays for LHP Travis Bergen. |
| 08/31/20 | Miami Marlins traded Jonathan Villar to Toronto Blue Jays for Player To Be Named Later. Marlins acquired Griffin Conine to complete trade, 9/18/2020 |
| 08/31/20 | Toronto Blue Jays designated Brandon Drury for assignment. |
| 08/31/20 | Arizona Diamondbacks traded LHP Robbie Ray and cash to Toronto Blue Jays for LHP Travis Bergen. |
| 08/31/20 | RHP Ross Stripling assigned to Toronto Blue Jays. |
| 08/31/20 | Toronto Blue Jays released 2B Ruben Tejada. |
| 08/31/20 | Toronto Blue Jays designated Sam Gaviglio for assignment. |
| 08/31/20 | Los Angeles Dodgers traded RHP Ross Stripling and Player To Be Named Later to Toronto Blue Jays for Player To Be Named Later. |
| 08/29/20 | Toronto Blue Jays placed RHP Jordan Romano on the 10-day injured list. Right middle finger strain. |
| 08/29/20 | Toronto Blue Jays recalled Sean Reid-Foley from Blue Jays Alternate Training Site. |
| 08/28/20 | Toronto Blue Jays optioned 3B Brandon Drury to Blue Jays Alternate Training Site. |
| 08/28/20 | Toronto Blue Jays sent LHP Thomas Pannone outright to Blue Jays Alternate Training Site. |
| 08/28/20 | Toronto Blue Jays invited non-roster LHP Thomas Pannone to spring training. |
| 08/28/20 | Toronto Blue Jays activated RHP Taijuan Walker. |
| 08/27/20 | Toronto Blue Jays transferred RHP Trent Thornton from the 10-day injured list to the 60-day injured list. Right elbow inflammation. |
| 08/27/20 | Seattle Mariners traded RHP Taijuan Walker to Toronto Blue Jays for Player To Be Named Later. |
| 08/27/20 | Pittsburgh Pirates claimed CF Anthony Alford off waivers from Toronto Blue Jays. |
| 08/27/20 | Toronto Blue Jays optioned RHP Sean Reid-Foley to Blue Jays Alternate Training Site. |
| 08/27/20 | Toronto Blue Jays activated 1B Daniel Vogelbach. |
| 08/26/20 | Toronto Blue Jays activated RF Derek Fisher from the 10-day injured list. |
| 08/26/20 | Toronto Blue Jays optioned RHP Sam Gaviglio to Blue Jays Alternate Training Site. |
| 08/26/20 | Toronto Blue Jays recalled Sean Reid-Foley from Blue Jays Alternate Training Site. |
| 08/26/20 | Toronto Blue Jays optioned LHP Travis Bergen to Blue Jays Alternate Training Site. |
| 08/24/20 | Seattle Mariners traded 1B Daniel Vogelbach to Toronto Blue Jays for cash. |
| 08/24/20 | Toronto Blue Jays placed RHP Trent Thornton on the 10-day injured list. Right elbow inflammation. |
| 08/24/20 | Toronto Blue Jays selected the contract of Travis Bergen from Blue Jays Alternate Training Site. |
| 08/24/20 | Toronto Blue Jays designated LHP Thomas Pannone for assignment. |
| 08/23/20 | Toronto Blue Jays recalled Jacob Waguespack from Blue Jays Alternate Training Site. |
| 08/23/20 | Toronto Blue Jays placed RHP Matt Shoemaker on the 10-day injured list retroactive to August 22, 2020. Right shoulder inflammation. |
| 08/21/20 | Toronto Blue Jays optioned RHP Jacob Waguespack to Blue Jays Alternate Training Site. |
| 08/21/20 | Toronto Blue Jays recalled Sam Gaviglio from Blue Jays Alternate Training Site. |
| 08/21/20 | Toronto Blue Jays optioned LF Billy McKinney to Blue Jays Alternate Training Site. |
| 08/20/20 | Toronto Blue Jays activated RHP Trent Thornton from the 10-day injured list. |
| 08/20/20 | Toronto Blue Jays designated CF Anthony Alford for assignment. |
| 08/20/20 | Toronto Blue Jays recalled Billy McKinney from Blue Jays Alternate Training Site. |
| 08/19/20 | Toronto Blue Jays placed RHP Nate Pearson on the 10-day injured list. Right elbow tightness. |
| 08/19/20 | Toronto Blue Jays recalled Jacob Waguespack from Blue Jays Alternate Training Site. |
| 08/18/20 | Toronto Blue Jays optioned Jacob Waguespack to Blue Jays Alternate Training Site. |
| 08/18/20 | Toronto Blue Jays recalled RHP Julian Merryweather from Blue Jays Alternate Training Site. |
| 08/17/20 | Toronto Blue Jays optioned RHP Sam Gaviglio to Blue Jays Alternate Training Site. |
| 08/16/20 | Toronto Blue Jays placed SS Bo Bichette on the 10-day injured list. Right knee sprain. |
| 08/16/20 | Toronto Blue Jays recalled Santiago Espinal from Blue Jays Alternate Training Site. |
| 08/16/20 | Toronto Blue Jays recalled Sam Gaviglio from Blue Jays Alternate Training Site. |
| 08/08/20 | Toronto Blue Jays optioned LF Billy McKinney to Blue Jays Alternate Training Site. |
| 08/08/20 | Toronto Blue Jays activated RHP Chase Anderson from the 10-day injured list. |
| 08/06/20 | Toronto Blue Jays optioned 2B Santiago Espinal to Blue Jays Alternate Training Site. |
| 08/06/20 | Toronto Blue Jays placed RHP Trent Thornton on the 10-day injured list. Right elbow inflammation. |
| 08/05/20 | Toronto Blue Jays placed RF Derek Fisher on the 10-day injured list. Left quad strain. |
| 08/05/20 | Toronto Blue Jays recalled Billy McKinney from Blue Jays Alternate Training Site. |
| 08/03/20 | Toronto Blue Jays activated 3B Travis Shaw from the bereavement list. |
| 08/02/20 | Miami Marlins claimed LHP Brian Moran off waivers from Toronto Blue Jays. |
| 08/02/20 | Toronto Blue Jays optioned CF Jonathan Davis to Blue Jays Alternate Training Site. |
| 08/02/20 | RHP Dany Jimenez returned to Toronto Blue Jays from San Francisco Giants. |