Who is the oldest woman tennis player to be ranked No. 1 in the world?
Serena became World No. 1 in February 2013 at the age of 31 years,4 months, and 24 days. This was the sixth time in her career that the American had ascended to the number 1 position in the world. She displaced fellow American Chris Evert as the oldest player to be ranked number 1 in the world.