# 2018 Internazionali di Tennis Città di Vicenza – Singles

Márton Fucsovics was the defending champion but chose not to defend his title.
Hugo Dellien won the title after defeating Matteo Donati 6–4, 5–7, 6–4 in the final.

## Seeds

* Lorenzo Sonego (first round)
* Yannick Maden (first round)
* Sebastian Ofner (second round)
* Hugo Dellien (champion)
* Stefano Travaglia (quarterfinals, retired)
* Matthias Bachinger (first round, retired)
* Jason Kubler (first round)
* Víctor Estrella Burgos (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 |
| WC | Gian Marco Moroni | 4 | 4 | | | | | |
| 4 | Hugo Dellien | 6 | 6 | | | | | |
| 4 | Hugo Dellien | 6 | 6 | 4 | Hugo Dellien | 6 | 5 | 6 |
| | | | | WC | Matteo Donati | 4 | 7 | 4 |
| | Salvatore Caruso | 5 | 3 | WC | Matteo Donati | 4 | 7 | 4 |
| WC | Matteo Donati | 7 | 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 | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | L Sonego | 6 | 3 | 4 | | | | | | | | | | | | | |
| LL | G Clezar | 3 | 6 | 6 | LL | G Clezar | 6 | 6 | | | | | | | | | |
| Q | G Mager | 2 | 3 | | SE | G Quinzi | 4 | 3 | | | | | | | | | |
| SE | G Quinzi | 6 | 6 | | | | | | | LL | G Clezar | 3 | 2 | | | | |
| | D Gimeno Traver | 6 | 6 | | | | | | | WC | GM Moroni | 6 | 6 | | | | |
| | G Oliveira | 3 | 4 | | | D Gimeno Traver | 3 | 2 | | | | | | | | | |
| WC | GM Moroni | 6 | 6 | | WC | GM Moroni | 6 | 6 | | | | | | | | | |
| 8 | V Estrella Burgos | 1 | 4 | | | | | | | | | | | WC | GM Moroni | 4 | 4 |
| 4 | H Dellien | 6 | 5 | 6 | | | | | | | | | | 4 | H Dellien | 6 | 6 |
| | E López Pérez | 0 | 7 | 0 | 4 | H Dellien | 6 | 6 | | | | | | | | | |
| Q | M Polmans | 6 | 2 | 6 | Q | M Polmans | 4 | 2 | | | | | | | | | |
| | F Bagnis | 4 | 6 | 4 | | | | | | 4 | H Dellien | 6 | 6 | | | | |
| | E King | 5 | 6$^5$ | | | | | | | Q | R Quiroz | 1 | 0 | | | | |
| | R Olivo | 7 | 7$^7$ | | | R Olivo | 4 | 7 | 1$^r$ | | | | | | | | |
| Q | R Quiroz | 3 | 6 | 3 | Q | R Quiroz | 6 | 5 | 2 | | | | | | | | |
| 6 | M Bachinger | 6 | 3 | 0$^r$ | | | | | | | | | | | | | |

### 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 | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 5/WC | S Travaglia | 6 | 3 | 6 | | | | | | | | | | | | | | |
| | V Galović | 3 | 6 | 4 | 5/WC | S Travaglia | 6 | 6 | | | | | | | | | | |
| | A Santillan | 4 | 6 | 3 | | Z Kolář | 4 | 4 | | | | | | | | | | |
| | Z Kolář | 6 | 3 | 6 | | | | | | 5/WC | S Travaglia | 6$^0$ | 1$^r$ | | | | | |
| | P Gunneswaran | 1 | 4 | | | | | | | | S Caruso | 7$^7$ | 2 | | | | | |
| | S Caruso | 6 | 6 | | | S Caruso | 7$^7$ | 6 | | | | | | | | | | |
| SE | D Petrović | 1$^r$ | | | 3 | S Ofner | 6$^3$ | 3 | | | | | | | | | | |
| 3 | S Ofner | 1 | | | | | | | | | | | | | | S Caruso | 5 | 3 |
| 7 | J Kubler | 6 | 2 | 6$^3$ | | | | | | | | | | | WC | M Donati | 7 | 6 |
| | M Kecmanović | 1 | 6 | 7$^7$ | | M Kecmanović | 6 | 6 | | | | | | | | | | |
| Q | M Cuevas | 7$^9$ | 6 | | Q | M Cuevas | 1 | 0 | | | | | | | | | | |
| | G Sakharov | 6$^7$ | 2 | | | | | | | | M Kecmanović | 7$^7$ | 6$^2$ | 3 | | | | |
| WC | L Caruana | 2 | 2 | | | | | | | WC | M Donati | 6$^1$ | 7$^7$ | 6 | | | | |
| WC | M Donati | 6 | 6 | | WC | M Donati | 6 | 4 | 6 | | | | | | | | | |
| | J Domingues | 6 | 5 | 6 | | J Domingues | 4 | 6 | 4 | | | | | | | | | |
| 2 | Y Maden | 0 | 7 | 3 | | | | | | | | | | | | | | |