The UniCredit Czech Open is a professional tennis tournament played on outdoor red clay courts. It is currently part of the ATP Challenger Tour. It is held annually at the Prostějov Tennis Complex in Prostějov, Czech Republic, since 1994. Jan Hájek, Radek Štěpánek, Jiří Veselý are the singles record holders with three titles won. Jaroslav Levinský, winning three times the doubles titles, is the record holder for that tournament category. Past finals Singles Doubles External links Official website ITF search ATP Challenger Tour Clay court tennis tournaments Tennis tournaments in the Czech Republic Recurring sporting events established in 1994