Jiří Vaněk (born 24 April 1978) is a former professional tennis player from the Czech Republic.

He was a coach of former world #1 player Karolína Plíšková and is the current coach of two-time Wimbledon champion Petra Kvitová, with whom he has a romantic relationship since August 2021.

[3] Vanek turned professional in 1996, winning 11 Challenger events and reaching a career-high singles ranking of World No.

He competed in the 2000 Summer Olympics in Sydney, reaching the second round.

This biographical article relating to Czech tennis is a stub.