Ksenia Pervak, Russian tennis player
Ksenia Yuryevna Pervak (Russian: Ксения Юрьевна Первак; born 27 May 1991) is a retired tennis player from Russia.

Pervak won one singles title on the WTA Tour, as well as nine singles and three doubles titles on the ITF Circuit. On 19 September 2011, she reached her best singles ranking of world No. 37. On 30 January 2012, she peaked at No. 123 in the doubles rankings.

Pervak won the 2009 Australian Open girls' singles title, defeating Laura Robson in straight sets in the final.In November 2015, she announced her retirement from professional tennis due to chronic injuries. However, she did return to tennis briefly, playing four tournaments between September 2016 and January 2017. Her last match was a loss in the first qualifying round of the Australian Open.