Serena Jameka Williams is an American professional tennis player.
Tennis is a racket sport that can be played individually against a single opponent or between two teams of two players each.
Diary of Serena Williams by mountgirl1
The Women's Tennis Association has ranked her world No. 1 in singles on six separate occasions.
The Women's Tennis Association, founded in 1973 by Billie Jean King, is the principal organizing body of women's professional tennis.
Best of Serena Williams 2013 by MGLovesTennis
She became the world No. 1 for the first time on July 8, 2002, and achieved this ranking for the sixth time on February 18, 2013.
On the latter occasion, she held the ranking for 186 consecutive weeks, tying the record set by Steffi Graf for the most consecutive weeks as world No. 1 by a female tennis player.
Stefanie Maria "Steffi" Graf is a German former tennis player, who was ranked world No. 1 during her career.
In total, she has been world No. 1 for 309 weeks, which ranks her 3rd in the Open Era among female tennis players.
The game that most people call tennis is the direct descendant of what is now known as real tennis or royal tennis.
Williams' accomplishments and success in professional tennis have led many commentators, players and sport writers to regard her as the greatest female tennis player of all time.
Williams holds the most major titles in singles, doubles, and mixed doubles combined amongst active players, male or female.
Her record of 38 major titles puts her fourth on the all-time list and second in the open era: 22 in singles, 14 in women's doubles, and 2 in mixed doubles.
She is the most recent female player to have held all four major singles titles simultaneously and the third player, male or female, to achieve this record twice after Rod Laver and Steffi Graf.
Rodney George "Rod" Laver AC, MBE is an Australian former tennis player widely regarded as one of the greatest in tennis history.
She is also the most recent player, together with her sister Venus Williams, to have held all four Grand Slam women's doubles titles simultaneously.
Venus Ebony Starr Williams is an American professional tennis player who is generally regarded as one of the all-time greats of women's tennis and who, along with younger sister Serena Williams, is credited with ushering in a new era of power and athleticism on the women's professional tennis tour.
Venus is the second planet from the Sun, orbiting it every 224.7 Earth days.
Her total of 22 Grand Slam singles titles marks the joint record for the most Major wins by a tennis player in the Open Era, and is tied for second on the all-time list behind Margaret Court, She is the only tennis player – female or male – to have won singles titles at least six times in three of the four Grand Slam tournaments.
Margaret Court AO MBE, also known as Margaret Smith Court, is a retired world No. 1 professional tennis player.
She is also the only tennis player to have won 10 Grand Slam singles titles in two separate decades.
She has won an all-time record of 12 Grand Slam singles titles on hardcourt.
A hardcourt is a surface or floor on which a sport is played, most usually in reference to tennis courts.
Williams holds the Open Era record for most titles won at the Australian Open and shares the Open Era record for most titles won at the US Open with Chris Evert.
Christine Marie "Chris" Evert, known as Chris Evert-Lloyd from 1979 to 1987, is a former World No. 1 professional tennis player from the United States.
The Australian Open is a major tennis tournament held annually over the last fortnight of January in Melbourne, Australia.
She also holds an all-time record for the most singles matches won at the Grand Slams with 309 matches.
She has won 14 Grand Slam doubles titles with her sister Venus, and the pair are unbeaten in Grand Slam doubles finals.
As a team, she and Venus have the third most women's doubles grand slam titles, behind the 18 titles of Natasha Zvereva and the record 20 titles won by Martina Navratilova and Pam Shriver.
Williams is also a five-time winner of the WTA Tour Championships in the singles division.
Serena has also won four Olympic gold medals, one in women's singles and three in women's doubles—an all-time record shared with her sister, Venus.
The arrival of the Williams sisters has been credited with ushering in a new era of power on the women's professional tennis tour.
The Williams sisters are two professional American tennis players: Venus Williams, a seven-time Grand Slam title winner, and Serena Williams, twenty-two-time Grand Slam title winner, both of whom were coached from an early age by their parents Richard Williams and Oracene Price.