The 1975 Jean Becker Open, also known as the Paris Open, was a Grand Prix men's tennis tournament played o nindoor carpet courts. It was the 6th edition of the Paris Open. It took place at the Palais omnisports de Paris-Bercy in Paris, France from 27 October through 2 November 1975. Tom Okker won the singles title.
The 1972 Stockholm Open was a men's tennis tournament played on hard courts and part of the 1972 Commercial Union Assurance Grand Prix and took place at the Kungliga tennishallen in Stockholm, Sweden. It was the fourth edition of the tournament and was held from 4 November through 10 November 1972. First-seeded Stan Smith won the singles title.
The 1973 Stockholm Open was a tennis tournament played on hard courts and part of the 1973 Commercial Union Assurance Grand Prix and took place at the Kungliga tennishallen in Stockholm, Sweden. The tournament was held from 5 November through 11 November 1973. Total prize money for the event was $75,000, with the winner receiving $10,000, and a record 24,000 spectators attended the tournament.
The 1974 Stockholm Open was a men's tennis tournament played on indoor hard courts which was part of the AA category of the 1974 Commercial Union Assurance Grand Prix and took place at the Kungliga tennishallen in Stockholm, Sweden. It was the sixth edition of the tournament and was held from 26 October through 11 November 1974. Fourth-seeded Arthur Ashe won the singles title, his second at the event after 1971, and earned $12,000 first-prize money.
The 1976 Stockholm Open was a men's tennis tournament played on hard courts and part of the 1976 Commercial Union Assurance Grand Prix and took place at the Kungliga tennishallen in Stockholm, Sweden. It was the eighth edition of the tournament and was held from 7 November through 13 November 1976. Mark Cox won the singles title.
The 1975 Commercial Union Assurance Grand Prix was a professional tennis circuit administered by the International Lawn Tennis Federation (ILTF) which served as a forerunner to the current Association of Tennis Professionals (ATP) World Tour and the Women's Tennis Association (WTA) Tour. The circuit consisted of the four modern Grand Slam tournaments and open tournaments recognised by the ILTF. The Commercial Union Assurance Masters, Davis Cup Final and Nations Cup are included in this calendar but did not count towards the Grand Prix.
The 1972 Western Championships, also known as the Cincinnati Open, was a combined men's and women's tennis tournament played on outdoor clay courts at the Queen City Racquet Club in the Sharonville suburb of Cincinnati, Ohio in the United States that was part of the 1972 Commercial Union Assurance Grand Prix. It was the 72nd edition of the tournament and was held from July 31 through August 6, 1972. Jimmy Connors and Margaret Court won the singles titles.
The 1973 Western Championships, also known as the Cincinnati Open, was a combined men's and women's tennis tournament played on outdoor clay courts at the Queen City Racquet Club in the Sharonville suburb of Cincinnati, Ohio in the United States that was part of the 1973 Commercial Union Assurance Grand Prix. The tournament was held from August 6 through August 12, 1973. Ilie Năstase and Evonne Goolagong won the singles titles.
The 1974 Western Championships, also known as the Cincinnati Open, was a men's tennis tournament played on indoor carpet courts at the Cincinnati Convention Center in Cincinnati, Ohio in the United States that was part of the 1974 Commercial Union Assurance Grand Prix. The tournament was held from July 31 until August 4, 1974. It was the only time in the history of the tournament to date that it was played indoor. For the first time since 1919 the tournament did not organize a women's competition. First-seeded Marty Riessen won the singles title and earned $8,000 first-prize money. It was his third singles title at the Cincinnati Open and his first at the Western Championships after five previous losses in the final.
The 1976 Western Championships, also known as Cincinnati Open, was a men's tennis tournament played on outdoor clay courts at the Sunlite Swim and Tennis Club at Old Coney in Cincinnati, Ohio in the United States. It was the 76th edition of the tournament and was part of the Three Star category of the 1976 Commercial Union Assurance Grand Prix circuit. The tournament was held from July 12 through July 18, 1976. Second-seeded Roscoe Tanner won the singles title.
The 1974 South African Open, also known by its sponsored name South African Breweries Open, was a combined men's and women's tennis tournament played on outdoor hard courts in Johannesburg, South Africa that was part of the 1974 Commercial Union Assurance Grand Prix. It was the 71st edition of the tournament and was held from 18 November through 26 November 1974. Jimmy Connors and Kerry Melville won the singles titles.
The 1975 Grand Prix German Open was a combined men's and women's tennis tournament played on outdoor red clay courts. It was the 67th edition of the event and was part of the 1975 Commercial Union Assurance Grand Prix circuit. It took place at the Am Rothenbaum in Hamburg, West Germany, from 19 May through 25 May 1975. Manuel Orantes and Renáta Tomanová won the singles titles.
The 1974 Washington Star International was a men's tennis tournament and was played on outdoor clay courts. It was categorized as an AA tournament and was part of the 1974 Grand Prix circuit. It was the sixth edition of the tournament and was held at the Washington Tennis Stadium in Washington, D.C. from July 23 through July 29, 1974. Eleventh-seeded Harold Solomon won the singles title and earned $16,000 prize money in a final that was played over two days due to rain.
The 1974 Richmond WCT, also known as the Fidelity Tournament for sponsorship reasons, was a men's professional tennis tournament. It was held on indoor carpet courts at the Richmond Coliseum in Richmond, Virginia in the United States. It was the ninth edition of the tournament and was held from January 29 through February 3, 1974. The tournament was part of the red group of the 1974 World Championship Tennis circuit. First-seeded Ilie Năstase won the singles title, his second at the event after 1971, and earned $10,000 first-prize money.
The 1972 Rainier International Tennis Classic was a men's tennis tournament staged Seattle, Washington in the United States that was part of the Grand Prix circuit and categorized as a Group C event. The tournament was played on outdoor hard courts and was held from September 11 until September 17, 1972. It was the inaugural edition of the tournament and Ilie Năstase won the singles title.
The 1973 Rainier International Tennis Classic, also known as the Seattle International, was a men's tennis tournament staged at the Seattle Center Arena in Seattle, Washington in the United States that was part of the Grand Prix circuit and categorized as a Group C event. The tournament was played on indoor carpet courts and was held from September 10 until September 16, 1973. It was the second and last edition of the tournament and second-seeded Tom Okker won the singles title and earned $7,500 first-prize money as well as 20 ranking points.
The 1974 City National Buckeye Championships was a men's tennis tournament played on outdoor hard courts at the Buckeye Boys Ranch in Grove City, Columbus, Ohio in the United States that was part of Group B of the 1974 Grand Prix circuit. It was the fifth edition of the tournament and was held from August 13 through August 19, 1974. Fourth-seeded Raúl Ramírez won his second consecutive singles title at the event and earned $9,000 first-prize money.
The 1975 Citizen's Classic, also known as the Hong Kong Open, was a men's tennis tournament played on outdoor hard courts in Hong Kong. It was the third edition of the event and was held from 10 November through 16 November 1975. The tournament was part of the Grade B tier of the 1975 Grand Prix tennis circuit. Unseeded Tom Gorman won the singles title.
The 1973 Copenhagen WCT, also known as the Copenhagen Professional Championships, was a men's tennis tournament played on indoor carpet courts in Copenhagen, Denmark. The tournament was part of Group B of the 1973 World Championship Tennis circuit. It was the inaugural edition of the event and was held from 11 February until 17 February 1973. Unseeded Roger Taylor won the singles title.
The 1973 Rothmans International Vancouver, also known as the Vancouver WCT, was a men's professional tennis tournament that was part of Group B of the 1973 World Championship Tennis circuit. It was held on indoor carpet courts at the PNE Agrodome in Vancouver, British Columbia in Canada. It was the fourth and final edition of the tournament and was held from 25 March through 1 April 1973. Unseeded Tom Gorman won the singles title and earned $10,000 first-prize money.
Tom Gorman [1] 
Phil Dent / 
Cliff Drysdale [2] 