# 2018 Fuzion 100 Surbiton Trophy – Men's singles

Yūichi Sugita was the defending champion but chose not to defend his title.
Jérémy Chardy won the title after defeating Alex de Minaur 6–4, 4–6, 6–2 in the final.

## Seeds

* Jérémy Chardy (champion)
* Jordan Thompson (first round)
* Yuki Bhambri (quarterfinals)
* Mikhail Youzhny (first round)
* Lukáš Lacko (second round)
* Alex de Minaur (final)
* Mackenzie McDonald (second round)
* Bjorn Fratangelo (first round)

## 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

| Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final | Final |
| 1 | Jérémy Chardy | 6 | 7$^7$ | | | | | |
| Q | Dan Evans | 4 | 6$^3$ | | | | | |
| Q | Dan Evans | 4 | 6$^3$ | 1 | Jérémy Chardy | 6 | 4 | 6 |
| | | | | 6 | Alex de Minaur | 4 | 6 | 2 |
| 6 | Alex de Minaur | 6 | 6 | 6 | Alex de Minaur | 4 | 6 | 2 |
| Q | Matthew Ebden | 4 | 4 | | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | J Chardy | 7$^{12}$ | 6 | | | | | | | | | | | | | | |
| | L Broady | 6$^{10}$ | 3 | | 1 | J Chardy | 7$^7$ | 6 | | | | | | | | | |
| | A Menéndez Maceiras | 3 | 6 | 5 | Q | D Brands | 6$^3$ | 3 | | | | | | | | | |
| Q | D Brands | 6 | 4 | 7 | | | | | 1 | J Chardy | 7$^7$ | 4 | 7$^{10}$ | | | | |
| | A Bublik | 6 | 6$^5$ | 1 | | | | | | D Kudla | 6$^5$ | 6 | 6$^8$ | | | | |
| | D Kudla | 3 | 7$^7$ | 6 | | D Kudla | 6 | 6 | | | | | | | | | |
| | D Novikov | 6 | 1 | 5 | 5 | L Lacko | 4 | 0 | | | | | | | | | |
| 5 | L Lacko | 4 | 6 | 7 | | | | | | | | | | 1 | J Chardy | 6 | 7$^7$ |
| 4 | M Youzhny | 6$^4$ | 5 | | | | | | | | | | | Q | D Evans | 4 | 6$^3$ |
| | K King | 7$^7$ | 7 | | | K King | 4 | 4 | | | | | | | | | |
| PR | J Melzer | 6 | 3 | 7$^7$ | PR | J Melzer | 6 | 6 | | | | | | | | | |
| | M Polmans | 4 | 6 | 6$^2$ | | | | | PR | J Melzer | 6$^3$ | 4 | | | | | |
| | T Fabbiano | 4 | 5 | | | | | | Q | D Evans | 7$^7$ | 6 | | | | | |
| Q | D Evans | 6 | 7 | | Q | D Evans | 7$^7$ | 6 | | | | | | | | | |
| | M Moraing | 3 | 6 | 7$^7$ | | M Moraing | 6$^4$ | 3 | | | | | | | | | |
| 8 | B Fratangelo | 6 | 3 | 6$^4$ | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 6 | A de Minaur | 6 | 6 | | | | | | | | | | | | | | |
| WC | A Ward | 4 | 1 | | 6 | A de Minaur | 6 | 7$^7$ | | | | | | | | | |
| WC | L Glasspool | 6 | 3 | 4 | Q | T Fritz | 4 | 6$^4$ | | | | | | | | | |
| Q | T Fritz | 4 | 6 | 6 | | | | | | 6 | A de Minaur | 6 | 7 | | | | |
| | A Bolt | 6 | 6$^3$ | 6 | | | | | | 3 | Y Bhambri | 3 | 5 | | | | |
| WC | J Clarke | 1 | 7$^7$ | 3 | | A Bolt | 4 | 6 | 1 | | | | | | | | |
| | T Kokkinakis | 4 | 6$^4$ | | 3 | Y Bhambri | 6 | 3 | 6 | | | | | | | | |
| 3 | Y Bhambri | 6 | 7$^7$ | | | | | | | | | | | 6 | A de Minaur | 6 | 6 |
| 7 | M McDonald | 6$^4$ | 7 | 6 | | | | | | | | | | Q | M Ebden | 4 | 4 |
| | P Polansky | 7$^7$ | 5 | 3 | 7 | M McDonald | 3 | 7$^7$ | 3 | | | | | | | | |
| Q | M Ebden | 6$^5$ | 7 | 6 | Q | M Ebden | 6 | 6$^5$ | 6 | | | | | | | | |
| | D Brown | 7$^7$ | 5 | 3 | | | | | | Q | M Ebden | 6 | 6 | | | | |
| WC | J Ward | 6 | 3 | 3 | | | | | | | S Stakhovsky | 4 | 4 | | | | |
| | S Stakhovsky | 4 | 6 | 6 | | S Stakhovsky | 6 | 7$^7$ | | | | | | | | | |
| | R Ramanathan | 6 | 3 | 6 | | R Ramanathan | 4 | 6$^4$ | | | | | | | | | |
| 2 | J Thompson | 4 | 6 | 1 | | | | | | | | | | | | | |