her first two matches before succumbing to Lucie Šafářová. In September, Cornet travelled to China for the Guangzhou Open. She was seeded second and was the sole seed to advance past the first round. She reached the final by defeating the likes of Yulia Putintseva, former champion Shahar Pe'er, Hsieh Su-wei and Timea Bacsinszky before falling to Monica Niculescu, in straight sets. Cornet competed in the Wuhan where she defeated Romina Oprandi in round one before recording her third straight over Serena Williams, this time via retirement. Cornet became the first player since Justine Henin in 2007 to win against Serena three times in a season. She then booked her place in the quarterfinals with a three-set win over Kirsten Flipkens. It was Cornet's first quarterfinal at a Premier-5-event. She then lost in the quarterfinal round to Eugenie Bouchard, the tournament's eventual runner-up. 2015: Out of the top 40 in the year-end rankings Cornet started her year by playing for France at the Hopman Cup. She won all three of her Group-B singles matches, beating Heather Watson of Great Britain, Casey Dellacqua of Australia, and Agnieszka Radwańska of Poland. Due to Jo-Wilfried Tsonga withdrawing from the Hopman Cup because of an arm injury, Cornet's mixed-doubles partner was Benoît Paire. They beat the Polish team Agnieszka Radwańska/Jerzy Janowicz (4–6 ret.) and the Australian team Casey Dellacqua/Marinko Matosevic (7–6, 7–5), but lost to the British duo Heather Watson/Andy Murray (4–6, 6–2, [8–10]). France did not qualify for the final as they finished Group B only in third position. At the Premier tournament in Sydney, Cornet lost in the first round to third seed Radwańska in straight sets. For the whole of 2015, Cornet managed to advance beyond the last 16 of the singles main draw of a WTA Tour tournament only twice; she lost in the singles quarterfinals at the International tournaments in Katowice and Hong Kong. 2016: Fifth WTA singles title, Fed Cup final Cornet started her 2016 season at the Brisbane International. She lost in the second round to Anastasia Pavlyuchenkova. Seeded seventh at the Hobart International, Cornet won her fifth WTA singles title beating Eugenie Bouchard in the final. At the Australian Open, Cornet was defeated in the second round by qualifier Zhang Shuai. In March, Cornet competed at the Miami Open. She lost in the second round to third seed and 2012 champion Agnieszka Radwańska. Seeded fourth at