The Williams sisters rivalry was a tennis rivalry between sisters Venus Williams and Serena Williams (born June 17, 1980, and September 26, 1981, respectively), regarded as two of the best woman tennis players for over two decades. They met 31 times in professional tournaments between 1998 and 2020, with Serena leading their head-to-head 19–12.
Both sisters have been ranked world No. 1 in singles: Venus for a total of 11 weeks, beginning in February 2002; Serena for a total of 316 weeks, beginning in July 2002. Venus has won 49 singles titles over the course of her career, and Serena won 73.
The Williams sisters are the only two women during the Open Era to contest four consecutive major finals: from the 2002 French Open to the 2003 Australian Open.[1] Serena won all four of these finals.
The sisters are nonetheless personally very close. They won 22 titles when playing doubles together, including 14 majors and 3 Olympic gold medals.