Petra Martić (born 19 January 1991) is a professional tennis player from Croatia. She has won one singles title on the WTA Tour - the 2019 Istanbul Cup, and reached the quarterfinals of the 2019 French Open. She has also won one WTA 125K series tournament, as well as four singles and five doubles titles on the ITF Women's Circuit. In June 2019 she reached her career-high ranking of world No. 24.