The 2018 Prosperita Open was a professional tennis tournament played on clay courts. It was the 15th edition of the tournament which was part of the 2018 ATP Challenger Tour. It took place in Ostrava, Czech Republic between 30 April and 6 May.
| 2018 Prosperita Open | |
|---|---|
| Date | 30 April – 6 May |
| Edition | 15th |
| Draw | 32S / 16D |
| Surface | Clay |
| Location | Ostrava, Czech Republic |
| Champions | |
| Singles | |
 Arthur De Greef | |
| Doubles | |
 Attila Balázs /  Gonçalo Oliveira | |
Singles main-draw entrants
editSeeds
edit| Country | Player | Rank1 | Seed |
|---|---|---|---|
| BEL
|
Ruben Bemelmans | 107 | 1 |
 UKR
|
Sergiy Stakhovsky | 122 | 2 |
| HUN
|
Attila Balázs | 163 | 3 |
 FRA
|
Gleb Sakharov | 187 | 4 |
| FRA
|
Benjamin Bonzi | 198 | 5 |
| POR
|
Gonçalo Oliveira | 212 | 6 |
 CZE
|
Adam Pavlásek | 218 | 7 |
 IND
|
Sumit Nagal | 219 | 8 |
- 1 Rankings are as of 23 April 2018.
Other entrants
editThe following players received wildcards into the singles main draw:
Marek Gengel- Dominik Kellovský
- Patrik Rikl
- Matěj Vocel
The following players received entry from the qualifying draw:
Champions
editSingles
edit
Arthur De Greef def. 
Nino Serdarušić 4–6, 6–4, 6–2.
Doubles
edit
Attila Balázs / 
Gonçalo Oliveira def. Lukáš Rosol / 
Sergiy Stakhovsky 6–0, 7–5.