Coco Gauff – Wikipedia

Cori “Coco” Gauff (born March 13, 2004) is an American tennis player. She is the youngest player ranked in the top 100 by the Women’s Tennis Association (WTA) and has a career-high ranking of world No. 25 in singles, and No. 42 in doubles. Gauff won her first WTA singles title at the 2019 Linz Open at the age of 15, making her the youngest singles title-holder on the WTA Tour since 2004.

https://en.wikipedia.org/wiki/Coco_Gauff