| 2009 Ethias Trophy | |
|---|---|
| Date | 5–11 October |
| Edition | 5th |
| Location | Mons, Belgium |
| Champions | |
| Singles | |
 Janko Tipsarević | |
| Doubles | |
 Denis Istomin /  Evgeny Korolev | |
The 2009 Ethias Trophy was a professional tennis tournament played on indoor hard courts. It was the fifth edition of the tournament which was part of the Tretorn SERIE+ of the 2009 ATP Challenger Tour. It took place in Mons, Belgium between 5 and 11 October 2009.
| Country | Player | Rank1 | Seed |
|---|---|---|---|
| SRB
|
Janko Tipsarević | 55 | 1 |
 ITA
|
Simone Bolelli | 63 | 2 |
| RUS
|
Evgeny Korolev | 66 | 3 |
 FRA
|
Marc Gicquel | 68 | 4 |
| RUS
|
Teymuraz Gabashvili | 80 | 5 |
 BEL
|
Olivier Rochus | 81 | 6 |
| FRA
|
Florent Serra | 82 | 7 |
| BEL
|
Christophe Rochus | 84 | 8 |
The following players received wildcards into the singles main draw:
Ruben Bemelmans Arthur de Greef David Goffin Yannick VandenbulckeThe following players received entry from the qualifying draw:
|
Main article: 2009 Ethias Trophy – Singles |
Janko Tipsarević def. 
Sergiy Stakhovsky, 7–6(4), 6–3
|
Main article: 2009 Ethias Trophy – Doubles |
Denis Istomin / Evgeny Korolev def. 
Alejandro Falla / Teymuraz Gabashvili, 6–7(4), 7–6(4), [11–9]
