# 2018 Open Città della Disfida – Singles

Aljaž Bedene was the defending champion but chose not to defend his title.
Marco Trungelliti won the title after defeating Simone Bolelli 2–6, 7–6$^{(7–4)}$, 6–4 in the final.

## Seeds

* Marco Cecchinato (first round)
* Gastão Elias (second round)
* Stefano Travaglia (first round)
* Pedro Sousa (first round)
* Yannick Maden (second round)
* Martin Kližan (second round, retired)
* Marcel Granollers (first round, retired)
* Jozef Kovalík (withdrew)
* Lorenzo Sonego (second 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 |
| | Jaume Munar | 6$^3$ | 1 | | | | | |
| Q | Marco Trungelliti | 7$^7$ | 6 | | | | | |
| Q | Marco Trungelliti | 7$^7$ | 6 | Q | Marco Trungelliti | 2 | 7$^7$ | 6 |
| | | | | | Simone Bolelli | 6 | 6$^4$ | 4 |
| WC | Gian Marco Moroni | 4 | 2 | | Simone Bolelli | 6 | 6$^4$ | 4 |
| | Simone Bolelli | 6 | 6 | | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | M Cecchinato | 3 | 5 | | | | | | | | | | | | | |
| | N Milojević | 6 | 7 | | | N Milojević | 5 | 1 | | | | | | | | |
| | J Munar | 7$^7$ | 4 | 7 | | J Munar | 7 | 6 | | | | | | | | |
| | F Auger-Aliassime | 6$^4$ | 6 | 5 | | | | | | J Munar | 6 | 7$^7$ | | | | |
| WC | M Donati | 2 | 6 | 6 | | | | | WC | M Donati | 4 | 6$^5$ | | | | |
| | G Andreozzi | 6 | 3 | 4 | WC | M Donati | 6 | 6 | | | | | | | | |
| | B Bonzi | 2 | 0 | | 5 | Y Maden | 2 | 4 | | | | | | | | |
| 5 | Y Maden | 6 | 6 | | | | | | | | | | | J Munar | 6$^3$ | 1 |
| 3 | S Travaglia | 4 | 4 | | | | | | | | | | Q | M Trungelliti | 7$^7$ | 6 |
| Q | M Trungelliti | 6 | 6 | | Q | M Trungelliti | 6 | 2 | | | | | | | | |
| Q | Z Piros | 2 | 1 | | | A Giannessi | 3 | 0$^r$ | | | | | | | | |
| | A Giannessi | 6 | 6 | | | | | | Q | M Trungelliti | 6 | 6 | | | | |
| | S Nagal | 6 | 3 | 2 | | | | | | G Oliveira | 1 | 3 | | | | |
| | G Oliveira | 4 | 6 | 6 | | G Oliveira | 4 | 0 | | | | | | | | |
| | N Kuhn | 6 | | | | N Kuhn | 6 | 2$^r$ | | | | | | | | |
| 7 | M Granollers | 5$^r$ | | | | | | | | | | | | | | |

### 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 | M Kližan | 6 | 6 | | | | | | | | | | | | | | |
| Q | K Coppejans | 4 | 0 | | 6 | M Kližan | 4 | 1$^r$ | | | | | | | | | |
| Q | D Gimeno Traver | 6 | 7$^7$ | | Q | D Gimeno Traver | 6 | 4 | | | | | | | | | |
| LL | M Chazal | 2 | 6$^4$ | | | | | | | Q | D Gimeno Traver | 3 | 4 | | | | |
| | A Pavlásek | 6 | 6$^3$ | 6$^6$ | | | | | | WC | GM Moroni | 6 | 6 | | | | |
| WC | A Pellegrino | 3 | 7$^7$ | 7$^8$ | WC | A Pellegrino | 4 | 6 | 1 | | | | | | | | |
| WC | GM Moroni | 6 | 6 | | WC | GM Moroni | 6 | 4 | 6 | | | | | | | | |
| 4 | P Sousa | 1 | 4 | | | | | | | | | | | WC | GM Moroni | 4 | 2 |
| 9 | L Sonego | 6 | 6 | | | | | | | | | | | | S Bolelli | 6 | 6 |
| | J Domingues | 2 | 4 | | 9 | L Sonego | 5 | 3 | | | | | | | | | |
| LL | O Otte | 7$^7$ | 4 | 1 | | S Bolelli | 7 | 6 | | | | | | | | | |
| | S Bolelli | 6$^1$ | 6 | 6 | | | | | | | S Bolelli | 6 | 1 | | | | |
| | V Galović | 4 | 6 | 6 | | | | | | | V Galović | 2 | 0$^r$ | | | | |
| | M Safwat | 6 | 3 | 2 | | V Galović | 6 | 6 | | | | | | | | | |
| LL | M Tepavac | 6 | 5 | 0 | 2 | G Elias | 1 | 2 | | | | | | | | | |
| 2 | G Elias | 3 | 7 | 6 | | | | | | | | | | | | | |