2021 US Open – Wheelchair men's doubles
Four-time defending champions Alfie Hewett and Gordon Reid[1] defeated Gustavo Fernández and Shingo Kunieda in the final, 6–2, 6–1 to win the men's doubles wheelchair tennis title at the 2021 US Open. With the win, they became the first men's doubles wheelchair team to complete the Grand Slam.
Seeds
Alfie Hewett / Gordon Reid (champions)
Stéphane Houdet / Nicolas Peifer (semifinals)
Draw
Key
- Q = Qualifier
- WC = Wild card
- LL = Lucky loser
- Alt = Alternate
- ITF = ITF entry
- PR = Protected ranking
- SR = Special ranking
- SE = Special exempt
- JE = Junior exempt
- JR = Junior Accelerator Programme entrant
- CO = College Accelerator Programme entrant
- NG = Next Gen Accelerator Program entrant
- w/o = Walkover
- r = Retired
- d = Defaulted
Finals
| Semifinals | Final | ||||||||||||
| 1 | Alfie Hewett Gordon Reid
| 6 | 6 | ||||||||||
 Tom Egberink Casey Ratzlaff
| 1 | 0 | |||||||||||
| 1 | Alfie Hewett Gordon Reid
| 6 | 6 | ||||||||||
 Gustavo Fernández Shingo Kunieda
| 2 | 1 | |||||||||||
| Gustavo Fernández Shingo Kunieda
| 6 | 6 | |||||||||||
| 2 | Stéphane Houdet Nicolas Peifer
| 4 | 4 | ||||||||||