2017 UniCredit Czech Open

The 2017 UniCredit Czech Open was a professional tennis tournament played on clay courts. It was the 24th edition of the tournament which was part of the 2017 ATP Challenger Tour. It took place in Prostějov, Czech Republic between 5–10 June 2017.

Seeds

 * 1 Rankings are as of 29 May 2017.

Other entrants
The following players received wildcards into the singles main draw:
 * Ernests Gulbis
 * 🇸🇰 Martin Kližan
 * 🇨🇿 Patrik Rikl
 * 🇪🇸 Tommy Robredo

The following players received entry into the singles main draw as alternates:
 * Marcelo Arévalo
 * 🇮🇹 Lorenzo Giustino
 * 🇵🇱 Jerzy Janowicz
 * Nicolás Jarry
 * 🇰🇿 Dmitry Popko

The following players received entry from the qualifying draw:
 * 🇸🇪 Markus Eriksson
 * 🇫🇷 Maxime Janvier
 * 🇩🇪 Kevin Krawietz
 * 🇨🇿 Petr Michnev

Singles

 * 🇨🇿 Jiří Veselý def. 🇦🇷 Federico Delbonis 5–7, 6–1, 7–5.

Doubles

 * 🇦🇷 Guillermo Durán / 🇦🇷 Andrés Molteni def. 🇨🇿 Roman Jebavý / Hans Podlipnik Castillo 7–6(7–5), 6–7(5–7), [10–6].