Nao Hibino

Nao Hibino (日比野 菜緒, Hibino Nao, born 28 November 1994) is a Japanese professional tennis player. She has been ranked as high as No. 56 in singles and No. 43 in doubles by the Women's Tennis Association (WTA). Hibino has won three singles and three doubles titles on the WTA Tour. Along with that, she has won eight singles and ten doubles tournaments on the ITF Women's World Tennis Tour.

Hibino was the number-one-ranked Japanese player in the WTA rankings for five weeks starting on 11 January 2016, and reached this position again on 3 April 2023.

Hibino made her breakthrough in 2015, when she won her first WTA Tour title in singles at the Tashkent Open. As a result, she debuted in the top 100. Since then she has spent several years in the top 100, and has been in the top 150 constantly except for a period between February 2022 and September 2022 after a layoff from October 2021 to late April 2022.

She has represented Japan at national competitions, debuting in Fed Cup in 2016, and at the Summer Olympics in 2021.