Career
Her highest Women's Tennis Association singles ranking is 100. On 27 May 2015, the International Tennis Federation announced that Kateryna Kozlova has been found to have committed an anti-doping rule violation. She was found positive to a doping substance after taking a stimulant, dimethylbutylamine.
Kateryna"s suspension was reduced to six months since 15 February to 15 August 2015.
Singles Finals: 7 (4–3)
Doubles Finals: 21 (13–8).