Ekaterina Valeryevna Makarova is a professional tennis player from Russia. She won her career first title over Kateryna Avdiyenko in 2003. At Târgu Mureş, Romania, she claimed her second $10,000 title without dropping a set, defeating Simona Matei in the finals. In 2009, she reached her first WTA final in the 2009 Grand Prix SAR La Princesse Lalla Meryem with a win over Alisa Kleybanova. She also reached the final of the 2009 Estoril Open defeating Maria Kirilenko and Anna-Lena Grönefeld en route but losing to Yanina Wickmayer. At the 2010 AEGON International Makarova made a surprising run to the final without dropping a set, after entering as a qualifier. She triumphed over Victoria Azarenka in the final to earn her first WTA tour title. Makarova caused an upset in the first round of the Australian Open when she defeated number 19 seed Ana Ivanović. Makarova started her year at the 2012 Australian Open. In the Round of 16, she defeated 13-time Grand Slam champion Serena Williams convincingly to advance to her first Grand Slam Quarterfinal of her career.