| 2012 UniCredit Czech Open | |
|---|---|
| Date | 4–10 June |
| Edition | 19th |
| Surface | Clay |
| Location | Prostějov, Czech Republic |
| Venue | TK Agrofert Prostějov |
| Champions | |
| Singles | |
 Florian Mayer | |
| Doubles | |
 Hsieh Cheng-peng / Lee Hsin-han | |
The 2012 UniCredit Czech Open was a professional tennis tournament played on clay courts. It was the 19th edition of the tournament which was part of the 2012 ATP Challenger Tour. It took place in Prostějov, Czech Republic between 4 and 10 June 2012.
| Country | Player | Rank1 | Seed |
|---|---|---|---|
 ESP
|
Fernando Verdasco | 16 | 1 |
 CZE
|
Radek Štěpánek | 27 | 2 |
| GER
|
Florian Mayer | 35 | 3 |
 KAZ
|
Mikhail Kukushkin | 53 | 4 |
 BEL
|
Steve Darcis | 61 | 5 |
| ESP
|
Albert Montañés | 65 | 6 |
| ESP
|
Guillermo García López | 72 | 7 |
| ESP
|
Rubén Ramírez Hidalgo | 74 | 8 |
The following players received wildcards into the singles main draw:
The following players received entry as an alternate into the singles main draw:
The following players received entry from the qualifying draw:
Florian Mayer def. Jan Hájek, 7–6(7–1), 3–6, 7–6(7–3) Hsieh Cheng-peng / Lee Hsin-han def. 
Colin Ebelthite / John Peers, 7–5, 7–5
