Carina Witthöft is a German former professional tennis player. She won one singles title on the WTA Tour whereas on the ITF Women's Circuit, she won eleven singles titles and one doubles title. On 8 January 2018, she reached her career-high singles ranking of world No. 48.

Kateryna Volodymyrivna Volodko is a tennis player from Ukraine. She was the doubles champion in 2008 at the Australian Open, partnering her sister Alona Bondarenko. Kateryna is the younger sister of professional tennis players Valeria Bondarenko and Alona Bondarenko.