They are:
- Don Budge, United States, 1938.
- Maureen Connolly, United States, 1953.
- Rod Laver, Australia, 1962 and 1969. Laver is the only male player to have completed the Grand Slam twice.
- Margaret Smith Court, Australia, 1970.
- Steffi Graf, Germany, 1988.
Then, which tennis player has won all 4 Grand Slams a year?
Steffi Graf
Simply so, who has won the most Grand Slam single titles in tennis? Margaret Court won the most Grand Slam titles (24). Serena Williams has won 23 and Steffi Graf, who is also the last player to win the calendar Grand Slam, has 22.
Considering this, has anyone won all 4 majors a year?
Bobby Jones, who won the pre-Masters era Career Grand Slam once, and is the only golfer ever to have won four majors in the same year.
Who holds the record for most Wimbledon titles?
Roger Federer
Which country has won the most tennis Grand Slams?
the United States