On the men's side, before 1969 it was Adrian Quist with 13 titles. After 1968 the record is shared by 3 players, Mark Edmondson, Jim Pugh, and Rick Leach, with 5 titles each.
On the women's, before 1969 side it was Nancye Wynne Bolton, with 20 titles. After 1968 it was Martina Navratilova, with 12 titles.
Roger Federer
federrer
Andy Murray
The most successful tennis doubles player of all time is Martina Navratilova, who has won a record 31 Grand Slam doubles titles.
Billie Jean King and Martina Navratilova both have 20 Wimbledon titles.
Roger federer
Before 1968, during the era of the amateur player, it was Suzanne Lenglen, with 15 titles. After 1967, when tennis was made "open", Martina Navratilova, with 11 titles. And with a career that bridged both eras, Margaret Court won 13 French titles.
The first male in the Open Era to win 3 or more major titles in a calendar year was Rod Laver. He achieved a Grand Slam, winning all 4 titles in 1969. This was the first complete calendar year of the Open Era.
Novak Djokovic
depends on if you only mean singles play or singles/doubles in toto A female holds the record for both, considering the "open era" and excluding junior titles Singles titles -Margaret Court (24 titles) singles/doubles - Margaret Court (62 titles)
According to Wikipedia (refer to the links, below), as of January 2009, Steffi Graf held the #1 ranking for women for 377 weeks, non-consecutively, and 186 weeks, consecutively. As of June 2009, Pete Sampras held the #1 men's singles player for the longest total period of time at 286 weeks, non-consecutively, and Roger Federer had held the #1 ranking for the most consecutive weeks: 237.
So far, he has won 16 Grand Slam singles titles. The most by any male player ever.