Zdenek Kolár (born 9 October 1996) is a Czech tennis player.
Kolár has a career high ATP singles ranking of 208 achieved on 27 August 2018.
He also has a career high doubles ranking of 138 achieved on 28 August 2017.
Kolár was nominated for the Czech Republic Davis Cup team in 2017 but never played in a match.Kolár has won 6 ATP Challenger doubles titles so far.
Kolár played his first match on ATP tournament, after qualifying in the 2018 Swedish Open.
He was defeated in straight sets by defending champion and former Top 10 member David Ferrer.