# 2018 Sánchez-Casal Mapfre Cup – Singles

This was the first edition of the tournament.
Roberto Carballés Baena won the title after defeating Pedro Martínez 1–6, 6–3, 6–0 in the final.

## Seeds

* Roberto Carballés Baena (champion)
* Pablo Andújar (first round, retired)
* Marco Trungelliti (semifinals)
* Stefano Travaglia (first round)
* Pedro Sousa (quarterfinals)
* Gianluigi Quinzi (first round)
* Sergio Gutiérrez Ferrol (second round)
* Andrej Martin (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 | Final |
| 1 | Roberto Carballés Baena | 6 | 1 | 7 | | | | | |
| 3 | Marco Trungelliti | 4 | 6 | 5 | | | | | |
| 3 | Marco Trungelliti | 4 | 6 | 5 | 1 | Roberto Carballés Baena | 1 | 6 | 6 |
| | | | | | | Pedro Martínez | 6 | 3 | 0 |
| | Filippo Baldi | 4 | 2 | | | Pedro Martínez | 6 | 3 | 0 |
| | Pedro Martínez | 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 | R Carballés Baena | 6 | 6 | | | | | | | | | | | | | | | | |
| Q | R Marcora | 2 | 1 | | 1 | R Carballés Baena | 6 | 6 | | | | | | | | | | | |
| | J Tatlot | 6 | 6 | | | J Tatlot | 2 | 4 | | | | | | | | | | | |
| WC | Bekkhan Atlangeriev | 1 | 3 | | | | | | | 1 | R Carballés Baena | 6 | 6 | | | | | | |
| WC | Miguel Semmler | 4 | 3 | | | | | | | | A Giannessi | 2 | 2 | | | | | | |
| | A Giannessi | 6 | 6 | | | A Giannessi | 6 | 6 | | | | | | | | | | | |
| | K de Schepper | 7$^8$ | 6 | | | K de Schepper | 3 | 2 | | | | | | | | | | | |
| 8 | A Martin | 6$^6$ | 2 | | | | | | | | | | | | 1 | R Carballés Baena | 6 | 1 | 7 |
| 3 | M Trungelliti | 7 | 6 | | | | | | | | | | | | 3 | M Trungelliti | 4 | 6 | 5 |
| | J Domingues | 5 | 2 | | 3 | M Trungelliti | 5 | 7 | 6 | | | | | | | | | | |
| | A De Greef | 3 | 6 | 6$^3$ | Q | TK Wang | 7 | 5 | 1 | | | | | | | | | | |
| Q | TK Wang | 6 | 3 | 7$^7$ | | | | | | 3 | M Trungelliti | 4 | 6 | 6 | | | | | |
| | T Robredo | 6 | 6 | | | | | | | 5 | P Sousa | 6 | 4 | 2 | | | | | |
| | B Zapata Miralles | 4 | 2 | | | T Robredo | 5 | 5 | | | | | | | | | | | |
| | R Ojeda Lara | 1 | 1 | | 5 | P Sousa | 7 | 7 | | | | | | | | | | | |
| 5 | P Sousa | 6 | 6 | | | | | | | | | | | | | | | | |

### 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 |
| 7 | S Gutiérrez Ferrol | 6 | 6 | | | | | | | | | | | | | |
| | L Grigelis | 4 | 2 | | 7 | S Gutiérrez Ferrol | 1 | 6 | 2 | | | | | | | |
| | F Baldi | 6 | 6 | | | F Baldi | 6 | 4 | 6 | | | | | | | |
| WC | A López San Martín | 2 | 0 | | | | | | | | F Baldi | 6 | 6 | | | |
| | D Guez | 6$^5$ | 3 | | | | | | | Q | M Zekić | 3 | 3 | | | |
| | M Viola | 7$^7$ | 6 | | | M Viola | 4 | 5 | | | | | | | | |
| Q | M Zekić | 6 | 6 | | Q | M Zekić | 6 | 7 | | | | | | | | |
| 4 | S Travaglia | 3 | 2 | | | | | | | | | | | F Baldi | 4 | 2 |
| 6 | G Quinzi | 4 | 5 | | | | | | | | | | | P Martínez | 6 | 6 |
| | P Martínez | 6 | 7 | | | P Martínez | 6 | 6 | | | | | | | | |
| | D Gimeno Traver | 6 | 2 | 2 | | D Kuzmanov | 2 | 4 | | | | | | | | |
| | D Kuzmanov | 2 | 6 | 6 | | | | | | | P Martínez | 6 | 7 | | | |
| Q | J Samper Montaña | 4 | 4 | | | | | | | | L Giustino | 2 | 5 | | | |
| | L Giustino | 6 | 6 | | | L Giustino | 6 | 4 | 6 | | | | | | | |
| WC | N Kuhn | 6 | 0 | | WC | N Kuhn | 4 | 6 | 1 | | | | | | | |
| 2 | P Andújar | 2 | 0$^r$ | | | | | | | | | | | | | |