World Championship Tennis (WCT) was a tour for professional male tennis players established in 1968 and lasted until the emergence of the ATP Tour in 1990. A number of tennis tournaments around the world were affiliated with WCT and players were ranked in a special WCT ranking according to their results in those tournaments.
The 1969 U.S. Professional Indoor was a men's WCT tennis tournament played on indoor carpet courts. It was played at the Spectrum in Philadelphia, Pennsylvania in the United States. It was the second edition of the tournament and was held from February 5 through February 9, 1969. Total attendance for the five-day event was 44,538. First-seeded Rod Laver won the singles title.
The 1970 U.S. Professional Indoor was a WCT tennis tournament played on indoor carpet courts. It was played at the Spectrum in Philadelphia, Pennsylvania in the United States. It was the third edition of the tournament and was held from February 2 through February 8, 1970. First-seeded Rod Laver won his second consecutive singles title at the event.
The 1971 U.S. Professional Indoor was a WCT and Virginia Slims Circuit tennis tournament played on indoor carpet courts. It was played at the Spectrum in Philadelphia, Pennsylvania in the United States. It was the fourth edition of the tournament and was held from February 9 through February 14, 1971. John Newcombe and Rosie Casals won the singles titles.
The 1972 U.S. Professional Indoor was a men's tennis tournament played on indoor carpet courts. It was played at the Spectrum in Philadelphia, Pennsylvania in the United States that was part of the 1972 World Championship Tennis circuit. It was the fifth edition of the tournament and was held from February 8 through February 13, 1972. Total attendance for the tournament was 57,282. First-seeded Rod Laver won the singles title, his third at the event after 1969 and 1970.
The 1974 U.S. Professional Indoor was a men's tennis tournament that was part of the WCT circuit and played on indoor carpet courts at the Spectrum in Philadelphia, Pennsylvania in the United States. It was the seventh edition of the tournament and was held from January 21 through January 27, 1974. Sixth-seeded Rod Laver won the singles title, his fourth at the event after 1969, 1970 and 1972.
The 1976 U.S. Pro Indoor was a men's tennis tournament played on indoor carpet courts that was part of the WCT circuit. It was the 9th edition of the tournament and was played at the Spectrum in Philadelphia, Pennsylvania in the United States from January 26 through February 1, 1976. First-seeded Jimmy Connors won the singles title.
The 1980 U.S. Pro Indoor was a men's tennis tournament played on indoor carpet courts that was part of World Championship Tennis (WCT) category of tournaments of the 1980 Volvo Grand Prix circuit. It was played at the Spectrum in Philadelphia, Pennsylvania in the United States and was held from January 21 through January 27, 1980. First-seeded Jimmy Connors won the singles title after a final that lasted three hours and 30 minutes and earned $40,000 first-prize money. It was his fourth singles title at the tournament which equalled the record held by Rod Laver.
The 1972 World Championship Tennis Finals was a men's tennis tournament played on indoor carpet courts. It was the 2nd edition of the WCT Finals and was the season-ending tournament of the 1972 World Championship Tennis circuit. The top eight points winners of the circuit qualified for the tournament which was played at the Moody Coliseum in Dallas, Texas in the United States and ran from May 8 through May 14, 1972. Ken Rosewall won the singles title and the $50,000 first prize. The final was broadcast live in the United States by NBC and watched by an estimated 21.3 million viewers. In his book, The Education of a Tennis Player, finalist Rod Laver commented "I think if one match can be said to have made tennis in the United States, this was it.".
The 1975 Denver WCT, also known as the 1975 United Bank Tennis Classic for sponsorship reasons, was a men's professional tennis tournament. It was held on indoor carpet courts in Denver, Colorado. It was the fourth edition of the tournament and was held from 14 April through 20 April 1975. The tournament was part of the 1975 World Championship Tennis circuit, and was part of the Blue group circuit. Jimmy Connors made his WCT debut and won the singles title and the accompanying $12,000 first prize.
The 1974 Tokyo WCT, also known by its sponsored name Kawasaki Tennis Classic, was a men's tennis tournament played on outdoor hard courts at the National Tennis Stadium in Tokyo, Japan. The event was part of the Green Group of the 1974 World Championship Tennis circuit. It was the second edition of the tournament and was held from 8 April through 14 April 1974. Rod Laver won the singles title and the accompanying $10,000 first prize money.
The 1975 La Costa WCT, also known as the Michelob Classic, was a men's tennis tournament played on outdoor hard courts in La Costa, California in the United States. The tournament was part of Blue Group of the 1975 World Championship Tennis circuit. It was the third edition of the event and was held from February 17 through February 23, 1975. Rod Laver won the singles title.
The 1973 Peachtree Corners Classic, also known as the Atlanta WCT, was a men's tennis tournament played on indoor carpet courts at the Alexander Memorial Coliseum in Atlanta, Georgia in the United States that was part of Group A of the 1973 World Championship Tennis circuit. It was the second edition of the tournament and was held from March 19 through March 25, 1973. Second-seeded Stan Smith won the singles title and the accompanying $10,000 first-prize money
The 1973 Fidelity Tournament, also known as the Richmond WCT, was a men's professional tennis tournament that was part of the Group A of the 1973 World Championship Tennis circuit. It was held on indoor carpet courts at the Richmond Coliseum in Richmond, Virginia in the United States. It was the eighth edition of the tournament and was held from January 30 through February 4, 1973. First-seeded Rod Laver won his second consecutive singles title at the event and earned $10,000 first-prize money.
The 1980 United Virginia Bank Classic, also known as the Richmond WCT, was a men's tennis tournament played on indoor carpet courts at the Richmond Coliseum in Richmond, Virginia, United States. The event was part of World Championship Tennis category of the 1980 Volvo Grand Prix circuit. It was the 15th edition of the tournament and was held from January 28 through February 3, 1980. First-seeded John McEnroe won the singles title and the $30,200 first-prize money.
The 1971 Rothmans International Vancouver, also known as the Vancouver WCT, was a men's professional tennis tournament that was part of the 1971 World Championship Tennis circuit. It was held on indoor carpet courts at the PNE Agrodome in Vancouver, British Columbia in Canada. It was the second edition of the tournament and was held from 3 October through 11 October 1971. Fourth-seeded Ken Rosewall won the singles title and earned $10,000 first-prize money.
The 1970 Rothmans International Vancouver, also known as the Vancouver WCT, was a men's professional tennis tournament that was part of the 1970 World Championship Tennis circuit. It was held on indoor carpet courts at the PNE Agrodome in Vancouver, British Columbia in Canada. It was the inaugural edition of the tournament and was held from 29 September through 3 October 1970. Rod Laver won the singles title and earned $10,000 first-prize money.
The 1971 Rothmans International Quebec, also known as the Quebec International Open or Quebec WCT, was a men's professional tennis tournament that was part of the 1971 World Championship Tennis circuit. It was held on indoor carpet courts at Laval University in Quebec City, Quebec in Canada. It was the inaugural edition of the tournament and was held from 26 July through 1 August 1971. Tom Okker won the singles title and earned $10,000 first-prize money.
The 1972 Rothmans International Quebec, also known as the Quebec International Open or Quebec WCT, was a men's professional tennis tournament that was part of the 1972 World Championship Tennis circuit. It was held on indoor carpet courts at the Laval University sports centre in Quebec City, Quebec in Canada. It was the second edition of the tournament and was held from 9 April through 16 April 1972. Seventh-seeded Marty Riessen won the singles title and earned $10,000 first-prize money.
The 1972 Fidelity WCT Tournament – Singles was an event of the 1972 Fidelity WCT Tournament men's tennis tournament played at the Richmond Coliseum in Richmond, Virginia in the United States from February 2 through February 6, 1972. The draw consisted of 29 players. Ilie Năstase was the defending champion but did not compete in this edition. Rod Laver won the singles title, defeating Cliff Drysdale in the final, 2–6, 6–3, 7–5, 6–3.
Rod Laver [1] 
Tom Okker / 
Marty Riessen [2] 