| 2011 Ethias Trophy | |
|---|---|
| Date | 3–9 October |
| Edition | 7th |
| Location | Mons, Belgium |
| Champions | |
| Singles | |
 Andreas Seppi | |
| Doubles | |
 Johan Brunström /  Ken Skupski | |
The 2011 Ethias Trophy was a professional tennis tournament played on hard courts. It was the seventh edition of the tournament which was part of the 2011 ATP Challenger Tour and the Tretorn SERIE+. It took place in Mons, Belgium between 3 and 9 October 2011.
| Country | Player | Rank1 | Seed |
|---|---|---|---|
 BEL | Xavier Malisse | 46 | 1 |
| ITA | Andreas Seppi | 49 | 2 |
 UKR | Sergiy Stakhovsky | 63 | 3 |
 FRA | Adrian Mannarino | 67 | 4 |
| FRA | Julien Benneteau | 72 | 5 |
| BEL | Olivier Rochus | 75 | 6 |
| FRA | Nicolas Mahut | 84 | 7 |
| BEL | Steve Darcis | 86 | 8 |
The following players received wildcards into the singles main draw:
The following players received entry from the qualifying draw:
Andreas Seppi def. Julien Benneteau, 2–6, 6–3, 7–6(7–4)
Johan Brunström / Ken Skupski def. Kenny de Schepper / Édouard Roger-Vasselin, 7–6(7–4), 6–3
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