Esther Vergeer Tennis player

Esther Vergeer (born 18 July 1981, Woerden) is a Dutch wheelchair tennis player. Combining singles and doubles, she has won 39 Grand Slams, 22 year-end championships and 5 Paralympics titles. Vergeer has been the world number one wheelchair tennis player since 1999. In singles, she has not been beaten since January 2003 and is on a winning streak of 454 matches. She is often mentioned as the most dominant player in professional sports.