2018 Wimbledon Championships – Wheelchair men's singles
# 2018 Wimbledon Championships – Wheelchair men's singles

Defending champion Stefan Olsson defeated Gustavo Fernández in the final, 6–2, 0–6, 6–3 to win the gentlemen's singles wheelchair tennis title at the 2018 Wimbledon Championships.

## Seeds

* Shingo Kunieda (quarterfinals)
* Alfie Hewett (semifinals)

## 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 | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1 | Shingo Kunieda | 4 | 6 | 5 | | | | | | | | | |
| | Gustavo Fernández | 6 | 3 | 7 | | | | | | | | | |
| | Gustavo Fernández | 6 | 3 | 7 | | Gustavo Fernández | 6 | 4 | 6 | | | | |
| | | | | | WC | Joachim Gérard | 1 | 6 | 2 | | | | |
| | Gordon Reid | 3 | 3 | | WC | Joachim Gérard | 1 | 6 | 2 | | | | |
| WC | Joachim Gérard | 6 | 6 | | | | | | | | | | |
| WC | Joachim Gérard | 6 | 6 | | | | | | | Gustavo Fernández | 2 | 6 | 3 |
| | | | | | | | | | | Stefan Olsson | 6 | 0 | 6 |
| | Nicolas Peifer | 2 | 3 | | | | | | | | | | | Stefan Olsson | 6 | 0 | 6 |
| | Stefan Olsson | 6 | 6 | | | | | | | | | | |
| | Stefan Olsson | 6 | 6 | | | Stefan Olsson | 6 | 6 | | | | | |
| | | | | | 2 | Alfie Hewett | 2 | 4 | | | | | |
| | Stéphane Houdet | $6^3$ | 4 | | 2 | Alfie Hewett | 2 | 4 | | | | | |
| 2 | Alfie Hewett | $7^7$ | 6 | | | | | | | | | | |
