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| ZRE Katowice Bytom Open | |
|---|---|
| ATP Challenger Tour | |
| Event name | Bytom | 
| Location | Bytom, Poland | 
| Category | ATP Challenger Tour | 
| Surface | Clay (red) | 
| Draw | 32S/32Q/16D | 
| Prize money | €30,000+H | 
 
 The ZRE Katowice Bytom Open (former Polska Energia Open) is a professional tennis tournament played on outdoor red clay courts. It is currently part of the Association of Tennis Professionals (ATP) Challenger Tour. It is held annually in Bytom, Poland, since 2007.
| Year | Champion | Runner-up | Score | 
|---|---|---|---|
| 2010 |  Pere Riba |  Facundo Bagnis | 6–0, 6–3 | 
| 2009 |  Laurent Recouderc |  Jan Hájek | 6–3, 6–4 | 
| 2008 |  Laurent Recouderc |  Pablo Santos | 6–3, 6–4 | 
| 2007 |  Peter Luczak |  Simone Vagnozzi | 6–3, 6–3 | 
| Year | Champions | Runners-up | Score | 
|---|---|---|---|
| 2010 |  Ivo Klec  Artem Smirnov |  Konstantin Kravchuk  Ivan Sergeyev | 1–6, 6–3, [10–3] | 
| 2009 |  Pablo Santos  Gabriel Trujillo Soler |  Jan Hájek  Dušan Karol | 6–3, 7–6(3) | 
| 2008 |  Marcin Gawron  Mateusz Kowalczyk |  Raphael Durek  Błażej Koniusz | 6–4, 3–6, 10–7 | 
| 2007 |  Hugo Armando  Brian Dabul |  Tomasz Bednarek  Michał Przysiężny | 6–4, 1–6, 10–5 |