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 1983 Italian Open was a tennis tournament that was played by men on outdoor clay courts at the Foro Italico in Rome, Italy and was part of the 1983 Volvo Grand Prix. The women's tournament was played on outdoor clay courts in Perugia, Italy and was part of the 1983 Virginia Slims World Championship Series. The men's tournament was held from 16 through 22 May 1983 while the women's tournament was played from 2 through 8 May 1983. Jimmy Arias and Andrea Temesvári won the singles titles.
The 1973 Rothmans Canadian Open was a tennis tournament played on outdoor clay courts at the Toronto Lawn Tennis Club in Toronto in Canada that was part of the 1973 Commercial Union Assurance Grand Prix and of the 1973 WTA Tour. The tournament was held from August 20 through August 26, 1973.
The 1973 Fred Perry Japan Open Tennis Championships was a combined men's and women's tennis tournament played on outdoor hard courts and took place in Tokyo, Japan. The tournament was held from 8 October through 14 October 1973. The men's events were part of the 1973 Commercial Union Assurance Grand Prix circuit and graded as B category whereas the women's competition was a non-tour event. Ken Rosewall won the men's singles title, earning him the $12,000 first prize, while Evonne Goolagong won the women's singles event and received $5,000.
The 1973 Dutch Open was a combined men's and women's tennis tournament staged in Hilversum, Netherlands. The men's event was part of the Grand Prix circuit and categorized in Group C. The tournament was played on outdoor clay courts and was held from 16 July to 23 July 1973. It was the 17th edition of the tournament. Tom Okker and Betty Stöve won the singles titles.
The 1975 Swedish Open was a combined men's and women's tennis tournament played on outdoor clay courts held in Båstad, Sweden. It was classified as a Group B category tournament and was part of the 1975 Grand Prix circuit. It was the 28th edition of the tournament and was held from 7 July until 7 July 1975. Manuel Orantes and Sue Barker won the singles titles.
The 1968 British Hard Court Championships was a combined men's and women's tennis tournament played on outdoor clay courts at The West Hants Club in Bournemouth in England. It was the first tournament in the Open Era of tennis. The tournament was held from 22 April to 27 April 1968. Ken Rosewall and Virginia Wade won the first open singles titles while the men's team of Roy Emerson and Rod Laver and the women's team of Christine Truman Janes and Nell Truman won the first open doubles titles.
The 1972 Grand Prix German Open was a combined men's and women's tennis tournament played on outdoor red clay courts. It was the 64th edition of the event and was part of the 1972 Commercial Union Assurance Grand Prix circuit. It took place at the Am Rothenbaum in Hamburg, West Germany, from 5 June through 11 June 1972. Manuel Orantes and Helga Masthoff won the singles titles.
The 1971 Redwood Bank Pacific Coast Open was a men's tennis tournament played on outdoor hard courts at the Berkeley Tennis Club in Berkeley, California in the United States. The event was part of both the 1971 Grand Prix and World Championship Tennis circuit. It was the 83rd edition of the tournament and ran from September 27 through October 3, 1971. First-seeded Rod Laver won the singles title and earned $10,000 first-prize money.
The 1971 Swedish Open was a combined men's and women's tennis tournament played on outdoor clay courts held in Båstad, Sweden. The event was classified as a Group C category tournament and was part of the 1971 Grand Prix circuit. It was the 24th edition of the tournament and was held from 5 July through 11 July 1971. Ilie Năstase and Helga Masthoff won the singles titles.
The 1970 Italian Open was a combined men's and women's tennis tournament that was played on outdoor clay courts at the Foro Italico in Rome, Italy. The men's tournament was initially part of the Grand Prix circuit but was withdrawn during the tournament when it became known that the organizers had paid management fees to the competing World Championship Tennis (WCT) organization in order for the WCT players to participate. The women's tournament was a non-tour event, i.e. not part of the Virginia Slims Circuit. The tournament was held from 20 April through 27 April 1970. The singles titles were won by Ilie Năstase and Billie Jean King.
The 1971 Grand Prix German Open was a combined men's and women's tennis tournament played on outdoor red clay courts. It was the 63rd edition of the tournament. The event was part of the 1971 Pepsi-Cola Grand Prix circuit and categorized as a B Class tournament. It took place at the Am Rothenbaum in Hamburg, West Germany, from 17 May through 23 May 1971. Andrés Gimeno and Billie Jean King won the singles titles.
The 1972 British Hard Court Championships, also known by its sponsored name Rothmans British Hard Court Championships, was a combined men's and women's tennis tournament played on outdoor clay courts at The West Hants Club in Bournemouth, England. The event was part of the Grand Prix circuit and categorized as B class. The tournament was held from 8 to 13 May 1972. Bob Hewitt and Evonne Goolagong won the singles titles.
The 1974 Grand Prix German Open was a combined men's and women's tennis tournament played on outdoor red clay courts. It was the 66th edition of the event and was part of the 1974 Commercial Union Assurance Grand Prix circuit. It took place at the Am Rothenbaum in Hamburg, West Germany, from 20 May through 26 May 1974. Third-seeded Eddie Dibbs won the singles title.
The 1974 Italian Open was a combined men's and women's tennis tournament that was played by men on outdoor clay courts at the Foro Italico in Rome, Italy. The men's tournament was part of the 1974 Commercial Union Assurance Grand Prix circuit while the women's tournament was part of the Women's International Grand Prix circuit. The tournament was held from 26 May through 3 June 1974. The singles titles were won by third-seeded Björn Borg and first-seeded Chris Evert.
The 1976 Monte Carlo WCT was a combined men's and women's tennis tournament played on outdoor clay courts at the Monte Carlo Country Club in Roquebrune-Cap-Martin, France. The men's tournament was part of the World Championship Tennis (WCT) tour. It was the 71st edition of the event and was held from 13 April through 20 April 1976. Guillermo Vilas and Helga Masthoff won the singles titles.
The 1970 Monte Carlo Open was a combined men's and women's tennis tournament played on outdoor clay courts at the Monte Carlo Country Club in Roquebrune-Cap-Martin, France. The tournament was independent, i.e. not part of the 1970 Pepsi-Cola Grand Prix or 1970 World Championship Tennis circuit. It was the 64th edition of the event and was held from 13 April through 19 April 1970. Željko Franulović and Helga Niessen won the singles titles.
The 1978 German Open was a combined men's and women's tennis tournament played on outdoor red clay courts. The men's tournament was part of the 1978 Colgate-Palmolive Grand Prix circuit, categorized as a four-star event, while the women's tournament was part of the Colgate Series and classified as an A category event. It was the 70th edition of the tournament and took place at the Am Rothenbaum in Hamburg, West Germany, from 15 May through 21 May 1978. Guillermo Vilas and Mima Jaušovec, both first-seeded, won the singles titles.
The 1973 German Open was a combined men's and women's tennis tournament played on outdoor clay courts. It was the 66th edition of the event and was part of the 1973 Commercial Union Assurance Grand Prix circuit. It took place at the Am Rothenbaum in Hamburg, West Germany, from 11 June until 17 June 1973. Eddie Dibbs and Helga Masthoff won the singles titles.
The 1974 Melia Trophy, also known as the Madrid Open, was a combined men's and women's tennis tournament played on outdoor clay courts at the Real Sociedad Hípica Española Club de Campo in Madrid, Spain. The men's tournament was classified as Group A category and was part of the 1974 Grand Prix circuit. It was the third edition of the tournament and was held from 7 October until 13 October 1974. Ilie Năstase and Helga Masthoff won the singles titles.
Rod Laver [1] 
Virginia Wade 
Helga Masthoff 
