Double Olympic champion Lilly King of the United States pocketed a gold medal in the women's 50m breaststroke, touching home in 29.84. Benedetta Pilato of Italy took the silver in 30.00, and Yuliya Efimova of Russia grabbed the bronze in 30.15.

In the women's 50m freestyle final, the US swimmer Simone Manuel won a gold medal with a time of 24.05. Sarah Sjoestroem took the silver in 24.07, and Cate Campbell of Australia ended the race in 24.11 for the bronze medal.

Japan's Daiya Seto snatched a gold medal in the men's 400m IM, finishing in 4:08.95, followed by Jay Litherland of the United States in 4:09.22 and Lewis Douglas Clareburt of New Zealand in 4:12.07 to take the silver and bronze medals.