2024 National Bank Open – Men's doubles
| Men's doubles | |
|---|---|
| 2024 National Bank Open | |
| Champions | Marcel Granollers Horacio Zeballos |
| Runners-up | Rajeev Ram Joe Salisbury |
| Score | 6–2, 7–6(7–4) |
Marcel Granollers and Horacio Zeballos defeated Rajeev Ram and Joe Salisbury in the final, 6–2, 7–6(7–4) to win the men's doubles tennis title at the 2024 Canadian Open.
Marcelo Arévalo and Jean-Julien Rojer were the defending champions, but chose not to participate together. Arévalo partnered Mate Pavić, but lost in the semifinals to Granollers and Zeballos. Rojer partnered Ivan Dodig, but lost in the first round to Daniil Medvedev and Roman Safiullin.
Granollers and Zeballos retained the ATP No. 1 doubles ranking by winning their first match. Matthew Ebden was also in contention for the top ranking at the beginning of the tournament.