| Men's doubles | |
|---|---|
| 1984 Player's Canadian Open | |
| Champions | |
| Runners-up | |
| Score | 6–4, 6–2 |
| Draw | 28 |
| Seeds | 8 |
Sandy Mayer and Ferdi Taygan were the defending champions, but Mayer chose to compete at Columbus during the same week, winning the title alongside Stan Smith. Taygan teamed up with Fritz Buehning and lost in the semifinals to John Fitzgerald and Kim Warwick.
Peter Fleming and John McEnroe won the title by defeating Fitzgerald and Warwick 6–4, 6–2 in the final. [1]
The first four seeds received a bye to the second round.
Key
| Semifinals | Final | ||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
1984 Toronto Peter Blair Fleming/John Patrick McEnroe (USA) John Basil Fitzgerald/Kimberley (Kim) Grant Warwick (AUS) 6-4, 6-2