Zbynek Mlynarik (born 24 April 1977; Czech: Zbyněk Mlynárik) is a former professional tennis player from Austria.

Mlynarik is originally from Czechoslovakia, born in Děčín, a town now part of the Czech Republic.

He made his only main draw appearance on the ATP Tour at his home event, the 2000 CA-TennisTrophy, where he was beaten the first round by eighth seed Cédric Pioline.

[1] At Challenger level he won two titles, the singles at Lübeck in 2001 and the doubles at Canberra in 2004.

[2] He has worked as a coach and runs My Vienna, a gelato cafe in Beverly Hills, which opened in 2012.