The 2013 AON Open Challenger was a professional tennis tournament played on clay courts. It was the tenth edition of the tournament which was part of the 2013 ATP Challenger Tour. It took place in Genoa, Italy between 2 and 8 September 2013.
| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
 Spain | Albert Montañés | 44 | 1 | |
| Spain | Albert Ramos | 75 | 2 | |
| Spain | Pablo Carreño Busta | 76 | 3 | |
 Italy | Paolo Lorenzi | 80 | 4 | |
 Russian Federation | Andrey Kuznetsov | 83 | 5 | |
| Italy | Filippo Volandri | 101 | 6 | |
 Czech Republic | Jan Hájek | 103 | 7 | |
| Russian Federation | Teymuraz Gabashvili | 122 | 8 |
The following players received wildcards into the singles main draw:
Gianluca Mager Andrey Kuznetsov Albert Montañés Francesco PiccoThe following players received entry into the singles main draw as an alternate:
The following players received entry from the qualifying draw:
Enrico Burzi Carlos Gómez-HerreraSee main article: 2013 AON Open Challenger – Singles.
Filippo Volandri 7–6(7–5), 6–3See main article: 2013 AON Open Challenger – Doubles.
Daniele Bracciali / 
Oliver Marach def. Marin Draganja / Mate Pavić 6–3, 2–6, [11–9]