The 2021 Moneta Czech Open was a professional tennis tournament played on clay courts. It was the 28th edition of the tournament which was part of the 2021 ATP Challenger Tour. It took place in Prostějov, Czech Republic between 14 and 20 June 2021.
Singles main-draw entrants Seeds Country Player Rank1 SeedPablo Andújar681Jiří Veselý712Gianluca Mager873Federico Coria944Hugo Dellien1245Jozef Kovalík1276Juan Manuel Cerúndolo1477Blaž Rola1558 1 Rankings are as of 31 May 2021.
Other entrants The following players received wildcards into the singles main draw: Andrew Paulson Daniel Siniakov Dalibor Svrčina
The following player received entry into the singles main draw using a protected ranking: Andrey Kuznetsov
The following player received entry into the singles main draw as an alternate: Jonáš Forejtek
The following players received entry from the qualifying draw: Alexander Erler Skander Mansouri David Poljak Alex Rybakov
The following players received entry as lucky losers: Johannes Härteis Jelle Sels
Champions Singles
Federico Coria def. Alex Molčan 7–6(7–1), 6–3.
Doubles
Aleksandr Nedovyesov / Gonçalo Oliveira def. Roman Jebavý / Zdeněk Kolář 1–6, 7–6(7–5), [10–6].
References