Olga Vymetálková (née Blahotová; born 24 January 1976) is a Czech former tennis player.

She won six singles and 40 doubles titles on the ITF Women's Circuit during her career.

On 20 March 2006, Vymetálková reached her best singles ranking of world No.

On 13 September 2004, she peaked at No 82 in the WTA doubles rankings.

Vymetálková retired from professional tennis 2012.