| 2013 Tennis Napoli Cup | |
|---|---|
| Date | 29 April – 5 May |
| Edition | 17th |
| Draw | 32S / 16D |
| Prize money | €30,000+H |
| Surface | Clay |
| Location | Naples, Italy |
| Champions | |
| Singles | |
 Potito Starace | |
| Doubles | |
| Stefano Ianni / Potito Starace | |
The 2013 Tennis Napoli Cup was a professional tennis tournament played on clay courts. It was the 17th edition of the tournament which was part of the 2013 ATP Challenger Tour. It took place in Naples, Italy between 29 April and 5 May 2013.
| Country | Player | Rank1 | Seed |
|---|---|---|---|
 SLO | Blaž Kavčič | 84 | 1 |
 FRA | Adrian Mannarino | 107 | 2 |
| FRA | Marc Gicquel | 118 | 3 |
| ITA | Filippo Volandri | 122 | 4 |
| FRA | Jonathan Dasnières de Veigy | 149 | 5 |
 GER | Julian Reister | 154 | 6 |
 SRB | Dušan Lajović | 155 | 7 |
| GER | Bastian Knittel | 184 | 8 |
The following players received wildcards into the singles main draw:
Riccardo Bellotti Edoardo Eremin Blaž Kavčič Gianluigi Quinzi The following players received entry as an alternate into the singles main draw:
Leandro MiganiThe following players received entry from the qualifying draw:
Marco Cecchinato Omar Giacalone
Wesley Koolhof 
Andreas Vinciguerra The following players received entry as lucky losers:
| Country | Player | Country | Player | Rank1 | Seed |
|---|---|---|---|---|---|
 USA | James Cerretani |  CAN | Adil Shamasdin | 158 | 1 |
| ITA | Stefano Ianni | ITA | Potito Starace | 199 | 2 |
 AUS | Jordan Kerr |  BRA | André Sá | 202 | 3 |
| NED | Stephan Fransen | NED | Wesley Koolhof | 508 | 4 |
The following pairs received wildcards into the doubles main draw:
Omar Giacalone / Gianluca Naso Giuseppe Abbate / Vincenzo SantonastasoThe following pairs received entry as an alternate into the doubles main draw:
Potito Starace def. Alessandro Giannessi, 6–2, 2–0 ret. Stefano Ianni / Potito Starace def. Alessandro Giannessi / 
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