2015 Città di Caltanissetta

The 2015 Città di Caltanissetta was a professional tennis tournament played on clay courts. It was the 17th edition of the tournament which was part of the 2015 ATP Challenger Tour. It took place in Caltanissetta, Italy between 8 and 14 June 2015.

Seeds

 * 1 Rankings are as of May 25, 2015.

Other entrants
The following players received wildcards into the singles main draw:
 * 🇮🇹 Salvatore Caruso
 * 🇮🇹 Federico Gaio
 * 🇮🇹 Gianluigi Quinzi
 * 🇮🇹 Stefano Travaglia

The following players received entry from the qualifying draw:
 * 🇨🇴 Nicolás Barrientos
 * 🇫🇷 Quentin Halys
 * Gonzalo Lama
 * 🇦🇷 Juan Ignacio Londero

The following players received entry as a lucky loser into the main draw:
 * 🇵🇪 Duilio Beretta

Seeds

 * 1 Rankings as of May 25, 2015.

Other entrants
The following pairs received wildcards into the doubles main draw:
 * 🇮🇹 Gianluigi Quinzi / 🇮🇹 Stefano Travaglia
 * 🇮🇹 Alessio di Mauro / 🇮🇹 Nicolò Schilirò
 * 🇮🇹 Salvatore Caruso / 🇮🇹 Federico Gaio

The following pairs used protected ranking to gain entry into the doubles main draw:
 * 🇺🇸 James Cerretani / 🇦🇺 Adam Hubble

Singles

 * 🇸🇪 Elias Ymer def. 🇺🇸 Bjorn Fratangelo 6–3, 6–2

Doubles

 * 🇦🇷 Guido Andreozzi / 🇦🇷 Guillermo Durán def. Lee Hsin-han / 🇮🇹 Alessandro Motti 6–3, 6–2