Women's professional tennis
The WTA Singles Rankings ranks the top women’s professional tennis players in the world. Players are awarded points based on their success in tournaments on the pro tour and are ranked according to the number of points they earned. The ranking is updated weekly and the results of the last 52 weeks are factored in.
Serena Williams can be considered the most successful player of the past ten years, consistently ranking in the Top-10 in the past few years. Steffi Graf holds the record for the most weeks at number one, with 377 weeks. She also is the player with the most consecutive weeks at the top of the rankings, spending 186 weeks in a row in the top spot from August 17, 1987 to March 10, 1991. Steffi Graf was ranked number one at year-end a total of eight times.
The WTA, short for Women’s Tennis Association, is the governing body of women’s professional tennis. It was founded in 1973 by Billie Jean King, one of the most successful pro tennis players of all time having won a total of 39 Grand Slam titles.