2013 Città di Caltanissetta

The 2013 Città di Caltanissetta was a professional tennis tournament played on clay courts. It was the 15th edition of the tournament which was part of the 2013 ATP Challenger Tour. It took place in Caltanissetta, Italy between 3 and 9 June 2013.

Seeds

 * 1 Rankings are as of May 27, 2013.

Other entrants
The following players received wildcards into the singles main draw:
 * 🇸🇰 Martin Kližan
 * 🇮🇹 Salvatore Caruso
 * 🇮🇹 Marco Cecchinato
 * 🇮🇹 Potito Starace

The following player received entry using a protected ranking:
 * 🇦🇷 Eduardo Schwank

The following players received entry as an alternate into the singles main draw:
 * 🇮🇹 Alessandro Giannessi

The following players received entry from the qualifying draw:
 * 🇮🇹 Andrea Arnaboldi
 * Juan Carlos Sáez
 * 🇦🇷 Andrés Molteni
 * 🇦🇹 Philipp Oswald

Seeds

 * 1 Rankings as of May 27, 2013.

Other entrants
The following pairs received wildcards into the doubles main draw:
 * 🇮🇹 Marco Cecchinato / 🇮🇹 Alessio di Mauro
 * 🇮🇹 Omar Giacalone / 🇮🇹 Gianluca Naso
 * 🇮🇹 Walter Trusendi / 🇮🇹 Matteo Viola

Singles

 * 🇷🇸 Dušan Lajović def. Robin Haase, 7–6(7–4), 6–3

Doubles

 * 🇩🇪 Dominik Meffert / 🇦🇹 Philipp Oswald def. 🇮🇹 Alessandro Giannessi / 🇮🇹 Potito Starace, 6–2, 6–3