| 2009 AON Open Challenger | |
|---|---|
| Date | 7 – 13 September |
| Edition | 7th |
| Location | Genoa, Italy |
| Champions | |
| Singles | |
 | |
| Doubles | |
 | |
The 2009 AON Open Challenger was a professional tennis tournament played on outdoor red clay courts. It was the seventh edition of the tournament which was part of the 2009 ATP Challenger Tour. It took place in Genoa, Italy between 7 and 13 September 2009.
| Nationality | Player | Ranking* | Seeding |
|---|---|---|---|
| Albert Montañés | 48 | 1 |
 | Simon Greul | 65 | 2 |
 | Evgeny Korolev | 80 | 3 |
| Alberto Martín | 93 | 4 |
 | Steve Darcis | 97 | 5 |
| Flavio Cipolla | 117 | 6 |
| Daniel Brands | 126 | 7 |
 | Lamine Ouahab | 128 | 8 |
The following players received wildcards into the singles main draw:
The following players received entry from the qualifying draw:
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