2017 Prosperita Open

The 2017 Prosperita Open was a professional tennis tournament played on clay courts. It was the 14th edition of the tournament which was part of the 2017 ATP Challenger Tour. It took place in Ostrava, Czech Republic between 1 and 7 May.

Seeds

 * 1 Rankings are as of April 24, 2017.

Other entrants
The following players received wildcards into the singles main draw:
 * 🇨🇿 Dominik Kellovský
 * 🇨🇿 Zdeněk Kolář
 * 🇨🇿 David Poljak
 * 🇸🇰 Dominik Šproch

The following player received entry into the singles main draw using a protected ranking:
 * 🇮🇹 Simone Bolelli

The following players received entry from the qualifying draw:
 * 🇭🇺 Attila Balázs
 * 🇲🇦 Reda El Amrani
 * 🇦🇹 Lenny Hampel
 * 🇦🇹 Sebastian Ofner

The following players received entry as lucky losers:
 * 🇷🇴 Dragoș Dima
 * 🇪🇸 Carlos Taberner

Singles

 * 🇮🇹 Stefano Travaglia def. 🇮🇹 Marco Cecchinato 6–2, 3–6, 6–4.

Doubles

 * 🇮🇳 Jeevan Nedunchezhiyan / Franko Škugor def. 🇦🇺 Rameez Junaid / 🇨🇿 Lukáš Rosol 6–3, 6–2.