# 2018 Svijany Open – Singles

Pedro Sousa was the defending champion but lost in the final to Andrej Martin.
Martin won the title after defeating Sousa 6–1, 6–2 in the final.

## Seeds

* Pedro Sousa (final)
* Andrej Martin (champion)
* Attila Balázs (first round)
* Adam Pavlásek (first round)
* Guilherme Clezar (first round)
* Pedro Martínez (quarterfinals)
* Nino Serdarušić (first round)
* Uladzimir Ignatik (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 |
| 1 | Pedro Sousa | 6 | 6 | | | | |
| | Gonçalo Oliveira | 1 | 1 | | | | |
| | Gonçalo Oliveira | 1 | 1 | 1 | Pedro Sousa | 1 | 2 |
| | | | | 2 | Andrej Martin | 6 | 6 |
| Q | Pavel Kotov | 0 | 3 | 2 | Andrej Martin | 6 | 6 |
| 2 | Andrej Martin | 6 | 6 | | | | |

### Top half

| 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 | P Sousa | 6 | 6 | | | | | | | | | | | | | |
| | C Lestienne | 2 | 4 | 1 | P Sousa | 6 | 3 | 7$^7$ | | | | | | | | |
| Q | Z Piros | 7 | 6 | Q | Z Piros | 1 | 6 | 6$^5$ | | | | | | | | |
| | T Kamke | 5 | 3 | | | | | | 1 | P Sousa | 6 | 6 | | | | |
| | J Tatlot | 6 | 6 | | | | | | | J Tatlot | 3 | 1 | | | | |
| | S Diez | 3 | 2 | | J Tatlot | 6 | 5 | 6 | | | | | | | | |
| WC | J Šátral | 6 | 6 | WC | J Šátral | 3 | 7 | 0 | | | | | | | | |
| 7 | N Serdarušić | 3 | 2 | | | | | | | | | | 1 | P Sousa | 6 | 6 |
| 3 | A Balázs | 4 | 2 | | | | | | | | | | | G Oliveira | 1 | 1 |
| | V Šafránek | 6 | 6 | | V Šafránek | 4 | 0 | | | | | | | | | |
| | J Domingues | 7$^7$ | 6 | | J Domingues | 6 | 6 | | | | | | | | | |
| | R Molleker | 6$^1$ | 0 | | | | | | | J Domingues | 4 | 3 | | | | |
| SE | JP Varillas | 6 | 7 | | | | | | | G Oliveira | 6 | 6 | | | | |
| | J Blancaneaux | 2 | 5 | SE | JP Varillas | 1 | 4 | | | | | | | | | |
| | G Oliveira | 7$^{10}$ | 6 | | G Oliveira | 6 | 6 | | | | | | | | | |
| 5 | G Clezar | 6$^8$ | 2 | | | | | | | | | | | | | |

### 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 | P Martínez | 6 | 4 | 6 | | | | | | | | | | | | | |
| Q | N Razboršek | 3 | 6 | 3 | 6 | P Martínez | 6 | 3 | 6 | | | | | | | | |
| WC | Dominik Kellovský | 1 | 5 | | PR | R Bellotti | 4 | 6 | 3 | | | | | | | | |
| PR | R Bellotti | 6 | 7 | | | | | | | 6 | P Martínez | 3 | 4 | | | | |
| | B Bonzi | 2 | 6 | 6 | | | | | | Q | P Kotov | 6 | 6 | | | | |
| WC | P Rikl | 6 | 2 | 1 | | B Bonzi | 3 | 1 | | | | | | | | | |
| Q | P Kotov | 6$^6$ | 6 | 6 | Q | P Kotov | 6 | 6 | | | | | | | | | |
| 4 | A Pavlásek | 7$^8$ | 2 | 4 | | | | | | | | | | Q | P Kotov | 0 | 3 |
| 8 | U Ignatik | 6 | 6$^5$ | 6 | | | | | | | | | | 2 | A Martin | 6 | 6 |
| | A Basso | 2 | 7$^7$ | 3 | 8 | U Ignatik | 6 | 5 | 4 | | | | | | | | |
| Q | David Poljak | 6 | 1 | 3 | WC | M Vrbenský | 4 | 7 | 6 | | | | | | | | |
| WC | M Vrbenský | 2 | 6 | 6 | | | | | | WC | M Vrbenský | 3 | 1 | | | | |
| | B Zapata Miralles | 2 | 1 | | | | | | | 2 | A Martin | 6 | 6 | | | | |
| | D Muñoz de la Nava | 6 | 6 | | | D Muñoz de la Nava | 2 | 2 | | | | | | | | | |
| | L Rosol | 2 | 0$^r$ | | 2 | A Martin | 6 | 6 | | | | | | | | | |
| 2 | A Martin | 6 | 1 | | | | | | | | | | | | | | |