# 2018 Copa Sevilla – Singles

Félix Auger-Aliassime was the defending champion but chose not to defend his title.
Kimmer Coppejans won the title after defeating Alex Molčan 7–6$^{(7–2)}$, 6–1 in the final.

## Seeds

* Pedro Sousa (first round)
* Yannick Maden (first round)
* Ramkumar Ramanathan (first round)
* Marco Trungelliti (second round)
* Casper Ruud (second round, retired)
* Daniel Gimeno Traver (first round)
* Andrej Martin (first round)
* Enrique López Pérez (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 | Semifinals | Final | Final | Final | Final |
| Q | Alex Molčan | 4 | 6 | 6 | | | | |
| | Tomislav Brkić | 6 | 3 | 2 | | | | |
| | Tomislav Brkić | 6 | 3 | 2 | Q | Alex Molčan | 6$^2$ | 1 |
| | | | | | Q | Kimmer Coppejans | 7$^7$ | 6 |
| | Peđa Krstin | 6 | 2 | 3 | Q | Kimmer Coppejans | 7$^7$ | 6 |
| Q | Kimmer Coppejans | 4 | 6 | 6 | | | | |

### Top 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 | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | P Sousa | 6$^6$ | 2 | | | | | | | | | | | | | | | | |
| | P Martínez | 7$^8$ | 6 | | | P Martínez | 4 | 3 | | | | | | | | | | | |
| Q | M Djokovic | 6 | 2 | 2 | | K de Schepper | 6 | 6 | | | | | | | | | | | |
| | K de Schepper | 4 | 6 | 6 | | | | | | | K de Schepper | 2 | 2 | | | | | | |
| Q | A Molčan | 6 | 6 | | | | | | | Q | A Molčan | 6 | 6 | | | | | | |
| WC | J Barranco Cosano | 2 | 1 | | Q | A Molčan | 6 | 2 | | | | | | | | | | | |
| | A Pavlásek | 3 | 4 | | 5 | C Ruud | 4 | 0$^r$ | | | | | | | | | | | |
| 5 | C Ruud | 6 | 6 | | | | | | | | | | | | Q | A Molčan | 4 | 6 | 6 |
| 4 | M Trungelliti | 5 | 6 | 6 | | | | | | | | | | | | T Brkić | 6 | 3 | 2 |
| WC | N Kuhn | 7 | 4 | 4 | 4 | M Trungelliti | 4 | 4 | | | | | | | | | | | |
| | A Pavić | 6 | 4 | 3 | | T Brkić | 6 | 6 | | | | | | | | | | | |
| | T Brkić | 4 | 6 | 6 | | | | | | | T Brkić | 6 | 6$^7$ | 6 | | | | | |
| | L Giustino | 6 | 6 | | | | | | | | S Gutiérrez Ferrol | 3 | 7$^9$ | 2 | | | | | |
| | F Gaio | 4 | 2 | | | L Giustino | 7 | 3 | 3 | | | | | | | | | | |
| | S Gutiérrez Ferrol | 6 | 6 | | | S Gutiérrez Ferrol | 5 | 6 | 6 | | | | | | | | | | |
| 7 | A Martin | 3 | 0 | | | | | | | | | | | | | | | | |

### 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 | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 8 | E López Pérez | 5 | 4 | | | | | | | | | | | | | | | | |
| | P Krstin | 7 | 6 | | | P Krstin | 6 | 2 | 6 | | | | | | | | | | |
| | R Ojeda Lara | 6$^5$ | 4 | | | M Safwat | 2 | 6 | 2 | | | | | | | | | | |
| | M Safwat | 7$^7$ | 6 | | | | | | | | P Krstin | 2 | 6 | 6 | | | | | |
| WC | A Davidovich Fokina | 6$^3$ | 6 | 7$^7$ | | | | | | Q | L Grigelis | 6 | 3 | 4 | | | | | |
| | A Giannessi | 7$^7$ | 4 | 6$^5$ | WC | A Davidovich Fokina | 5 | 6 | 4 | | | | | | | | | | |
| Q | L Grigelis | 6 | 6 | | Q | L Grigelis | 7 | 0 | 6 | | | | | | | | | | |
| 3 | R Ramanathan | 4 | 2 | | | | | | | | | | | | | P Krstin | 6 | 2 | 3 |
| 6 | D Gimeno Traver | 6$^5$ | 4 | | | | | | | | | | | | Q | K Coppejans | 4 | 6 | 6 |
| Q | K Coppejans | 7$^7$ | 6 | | Q | K Coppejans | 3 | 7$^7$ | 6 | | | | | | | | | | |
| | I Nedelko | 4 | 3 | | | K Majchrzak | 6 | 6$^0$ | 2 | | | | | | | | | | |
| | K Majchrzak | 6 | 6 | | | | | | | Q | K Coppejans | 6 | 6$^4$ | 6 | | | | | |
| SE | F Argüello | 6 | 6 | | | | | | | SE | F Argüello | 3 | 7$^7$ | 1 | | | | | |
| WC | P Cachin | 4 | 3 | | SE | F Argüello | 5 | | | | | | | | | | | | |
| | M Donati | 6 | 6 | | | M Donati | 2$^r$ | | | | | | | | | | | | |
| 2 | Y Maden | 4 | 3 | | | | | | | | | | | | | | | | |