eventual finalist Anastasia Pavlyuchenkova. In Toronto at the Canadian Open, she lost in the first round of qualifying to Monica Puig. At the Western & Southern Open, she was upset in the first round of qualifying by Sesil Karatantcheva. 2016 Rybáriková began her season at the Auckland Open. She lost in the final round of qualifying in a close match to Naomi Broady. At the Sydney International, Rybáriková was defeated in the final round of qualifying by Lara Arruabarrena. However, due to Daria Gavrilova withdrawing from the tournament due to a left abdominal muscle injury, Rybáriková got a lucky loser spot into the main draw. In the first round, she was defeated by qualifier and eventual finalist Monica Puig. At the Australian Open, Rybáriková won her first-round match over Yanina Wickmayer. In the second round, she retired after losing the first set to Lauren Davis. She returned in March to compete at the Monterrey Open where she lost in the first round to top seed Sara Errani. Playing at Indian Wells, Rybáriková reached the quarterfinals, after wins over Laura Robson, 31st seed Daria Gavrilova, seventh seed Belinda Bencic, and ninth seed Roberta Vinci. She suffered a leg injury in her quarterfinal match and was defeated by 13th seed and eventual champion Victoria Azarenka. As the top seed at the Slovak Open, Rybáriková retired with a knee injury during her first-round match against her compatriot Viktória Kužmová. At the French Open, she lost in the first round to top seed and three-time champion, Serena Williams. Rybáriková played one grass-court event before Wimbledon at the Nottingham Open where she upset sixth seed Heather Watson in the first round. She retired in her second-round match against lucky loser Tamira Paszek due to a knee injury. At Wimbledon, she was defeated in the first round by Eugenie Bouchard. Rybáriková was absent for the rest of the year owing to wrist and knee surgeries, and ended the season ranked 156. 2017 Rybáriková returned to the tour after a seven-month absence in February 2017 and by March her ranking had dropped to world No. 453. She won two ITF titles in Japan in May, to improve her ranking to 188, before defeating CoCo Vandeweghe in the first round at the French Open, further improving her ranking to 117. Rybáriková went on to have an excellent grass-court season, winning 18 out of 20 matches. She won the