Pat Cash was the defending champion but lost in the quarterfinals to Boris Becker.
John Newcombe successfully defended his title, defeating Stan Smith in the final, 6–3, 5–7, 2–6, 6–4, 6–4 to win the Gentlemen's Singles tennis title at the 1971 Wimbledon Championships. It was Newcombe's third, and final, Wimbledon singles title.
Two-time defending champion Roger Federer won his third straight US Open title with his defeat of Andy Roddick in 4 sets, 6–2, 4–6, 7–5, 6–1.
William Bowrey was the defending champion, but lost in the quarterfinals to Ray Ruffels.
Rod Laver was the defending champion, but chose not to compete this year.
Ken Rosewall defeated defending champion Arthur Ashe 6–1, 7–5, 6–3 in the final to win the Men's Singles tennis title at the 1971 Australian Open. He was the first man to win a Grand Slam singles title without dropping a set in the open era.
Fourth-seeded Roy Emerson was the defending champion but was defeated in the quarterfinals by Pancho Gonzales.
Ashley Cooper was the defending champion, but was ineligible to compete after turning professional.
Neale Fraser was the defending champion, but lost in the fourth round to Bobby Wilson.
Rod Laver successfully defended his title, defeating Martin Mulligan in the final, 6–2, 6–2, 6–1 to win the Gentlemen's Singles tennis title at the 1962 Wimbledon Championships.
Ken Rosewall won the singles title of the 1971 World Championship Tennis Finals with a 6–4, 1–6, 7–6(7–3), 7–6(7–4) victory in the final against Rod Laver.
In the 1972 World Championship Tennis Finals - Singles,Ken Rosewall was the defending champion, having previously won the tennis competition, and won in the final 4–6, 6–0, 6–3, 6–7(3–7), 7–6(7–5) against Rod Laver. Of particular note, the final is credited as the "match that made tennis in the United States" because its unprecedented domestic television audience of 23 million fueled a massive increase in the sport's popularity.
The 1973 Volvo International was a men's tennis tournament played on outdoor clay courts at the Mount Washington Resort in Bretton Woods, New Hampshire in the United States. The event was part of the 1973 Commercial Union Assurance Grand Prix circuit and classified as C category. The tournament was held from July 23 through July 29, 1973. Vijay Amritraj won the singles title.
The 1969 Stockholm Open was a tennis tournament played on hard courts in Stockholm, Sweden. The tournament was held from November 1 through November 7, 1969. Unseeded Nikola Pilić defeated Ilie Năstase in the final, 6–4, 4–6, 6–2.
Ken Rosewall and Fred Stolle defeated Roy Emerson and Rod Laver 6–3, 6–4, 6–3 in the final to win the Men's Doubles title at the 1968 French Open tennis tournament.
The 1970 U.S. Pro Tennis Championships was a men's tennis tournament played on outdoor hard courts at the Longwood Cricket Club in Boston, USA. It was classified as a Glass 1 category tournament and was part of the 1970 Grand Prix circuit. It was the 43rd edition of the tournament and was held from August 3 through August 9, 1970. Fourth-seeded Tony Roche won the singles title and the accompanying $12,000 first prize money.
The 1971 U.S. Pro Tennis Championships was a men's tennis tournament played on outdoor hard courts at the Longwood Cricket Club in Boston, USA and was part of the 1971 World Championship Tennis circuit. It was the 44th edition of the tournament and was held from August 2 through August 8, 1971. Sixth-seeded Ken Rosewall won the singles title, his third U.S. Pro title, and the accompanying $10,000 first-prize money. The final was watched by 5,500 spectators.
Jan-Erik Lundqvist was the defending champion, but did not compete in the 1968 edition of the tournament. Ken Rosewall became the first men's singles winner of an open era tennis tournament after defeating Rod Laver in the final.
Second-seeded Ken Rosewall won the men's singles title at the 1972 Charlotte Tennis Classic tennis tournament.
First-seeded Rod Laver won the men's singles title at the 1972 River Oaks Tennis Tournament tennis tournament.
