Kateryna Volodymyrivna Bondarenko (Ukrainian: ???????? ????????????? ??????????; born 8 August 1986) is a tennis player from Ukraine and a doubles champion at the 2008 Australian Open.
She is the younger sister of professional tennis players Valeria and Alona Bondarenko.
She plays right-handed and turned pro in 2000.
Her career-high rankings in singles and doubles are world No.
29 and No.
9, respectively.
Her best Grand Slam result in singles was reaching the quarterfinals at the 2009 US Open.
Over her career, Bondarenko has defeated top ten players Elena Dementieva, Sara Errani, Ana Ivanovic, Garbiñe Muguruza, Li Na, Agnieszka Radwanska, Roberta Vinci, and Venus Williams.