Defending champion Shingo Kunieda defeated Stéphane Houdet in the final, 6–1, 6–0 to win the men's singles wheelchair tennis title at the 2015 French Open. It was his sixth French Open singles title and 19th major singles title overall, and he dropped just three games en route.
Seeds
Shingo Kunieda (champion)
Stéphane Houdet (final)
Draw
Key
- Q = Qualifier
- WC = Wild card
- LL = Lucky loser
- Alt = Alternate
- SE = Special exempt
- PR = Protected ranking
- ITF = ITF entry
- JE = Junior exempt
- w/o = Walkover
- r = Retired
- d = Defaulted
- SR = Special ranking
Finals
| Quarterfinals | Semifinals | Final | ||||||||||||||||||
| 1 | Shingo Kunieda
| 6 | 6 | |||||||||||||||||
| WC | Michaël Jeremiasz
| 0 | 2 | |||||||||||||||||
| 1 | Shingo Kunieda
| 6 | 6 | |||||||||||||||||
 Maikel Scheffers
| 0 | 0 | ||||||||||||||||||
 Gordon Reid
| 2 | 3 | ||||||||||||||||||
| Maikel Scheffers
| 6 | 6 | ||||||||||||||||||
| 1 | Shingo Kunieda
| 6 | 6 | |||||||||||||||||
| 2 | Stéphane Houdet
| 1 | 0 | |||||||||||||||||
| Nicolas Peifer
| 77 | 6 | ||||||||||||||||||
 Gustavo Fernández
| 63 | 2 | ||||||||||||||||||
| Nicolas Peifer
| 3 | 2 | ||||||||||||||||||
| 2 | Stéphane Houdet
| 6 | 6 | |||||||||||||||||
 Joachim Gérard
| 5 | 5 | ||||||||||||||||||
| 2 | Stéphane Houdet
| 7 | 7 | |||||||||||||||||