2018 US Open – Wheelchair men's singles
| Wheelchair men's singles | |
|---|---|
| 2018 US Open | |
| Champion |  Alfie Hewett |
| Runner-up |  Shingo Kunieda |
| Score | 6–3, 7–5 |
Alfie Hewett defeated Shingo Kunieda in the final, 6–3, 7–5 to win the men's singles wheelchair tennis title at the 2018 US Open. It was his first US Open singles title and second major singles title overall.
Stéphane Houdet was the defending champion, but was defeated by Nicolas Peifer in the quarterfinals.
Seeds
- Shingo Kunieda (final)
- Alfie Hewett (champion)
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
Bracket
| Quarterfinals | Semifinals | Final | ||||||||||||||||||
| 1 | Shingo Kunieda
| 0 | 6 | 6 | ||||||||||||||||
 Stefan Olsson
| 6 | 1 | 3 | |||||||||||||||||
| 1 | Shingo Kunieda
| 2 | 6 | 7 | ||||||||||||||||
| WC |  Nicolas Peifer
| 6 | 4 | 5 | ||||||||||||||||
| Stéphane Houdet
| 2 | 2 | ||||||||||||||||||
| WC | Nicolas Peifer
| 6 | 6 | |||||||||||||||||
| 1 | Shingo Kunieda
| 3 | 5 | |||||||||||||||||
| 2 | Alfie Hewett
| 6 | 7 | |||||||||||||||||
| Gordon Reid
| 1 | 4 | ||||||||||||||||||
 Gustavo Fernández
| 6 | 6 | ||||||||||||||||||
| Gustavo Fernández
| 62 | 1 | ||||||||||||||||||
| 2 | Alfie Hewett
| 77 | 6 | |||||||||||||||||
.svg.png){kind=small} Joachim Gérard
| 5 | 4 | ||||||||||||||||||
| 2 | Alfie Hewett
| 7 | 6 | |||||||||||||||||