Kazuko Sawamatsu is a retired tennis player from Japan.
The 1974 South American Championships was a men's tennis tournament for male players that was part of the 1974 Commercial Union Assurance Grand Prix. It was played in Buenos Aires, Argentina, and held from 18 November through 24 November 1974. First-seeded Guillermo Vilas won the singles title.
The 1974 Bavarian Tennis Championships was a men's Grand Prix tennis circuit tournament held at the MTTC Iphitos in Munich, West Germany which was played on outdoor clay courts. It was the 58th edition of the tournament and was held from 13 May through 19 May 1974. Seventh-seeded Jürgen Fassbender won the singles title.
The 1977 Volvo International was a men's tennis tournament played on outdoor clay courts in North Conway, New Hampshire in the United States and was part of the 1977 Colgate-Palmolive Grand Prix. The tournament began on July 31, 1977. Unseeded John Alexander won the singles title.
The 1975 Commercial Union Assurance Masters was a men's tennis tournament played on indoor carpet courts at the Kungliga tennishallen in Stockholm, Sweden. The tournament was the season ending event of the 1975 Commercial Union Assurance Grand Prix circuit and was played by the eight highest ranking singles players and the four highest ranked doubles teams. It was the 6th edition of the Masters Grand Prix and was held from November 30 through December 7, 1975. Ilie Năstase won the singles title and the $40,000 first prize.
The 1976 Commercial Union Assurance Masters was a men's tennis tournament played on indoor carpet courts at The Summit in Houston in the United States. It was the 7th edition of the Masters Grand Prix and was held from December 7 through December 12, 1976. Manuel Orantes won the singles Masters title and $40,000 first-prize money.
The 1975 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 1975 Commercial Union Assurance Grand Prix and of the 1975 WTA Tour. The tournament was held from August 11 through August 17, 1975.
The 1976 Rothmans Canadian Open was a tennis tournament played on outdoor clay courts at the National Tennis Centre in Toronto in Canada that was part of the 1976 Commercial Union Assurance Grand Prix and of the 1976 WTA Tour. The tournament was held from August 16 through August 22, 1976.
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 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 1976 Torneo Godó or Trofeo Conde de Godó was a men's tennis tournament that took place on outdoor clay courts at the Real Club de Tenis Barcelona in Barcelona in Spain. It was the 24th edition of the Torneo Godó tournament and was part of the Three Star category of the 1976 Grand Prix circuit. It was held from 18 October through 24 October 1976. Fourth-seeded Manuel Orantes won the singles title.
The 1974 Torneo Godó or Trofeo Conde de Godó was a men's tennis tournament that took place on outdoor clay courts at the Real Club de Tenis Barcelona in Barcelona, Spain. It was the 22nd edition of the tournament and was part of the 1974 Grand Prix circuit. It was held from 14 October through 20 October 1974. Fourth-seeded Ilie Năstase won his second consecutive singles title at the event.
The 1975 Aryamehr Cup was a men's professional tennis tournament played on outdoor clay courts at the Imperial Country Club in Tehran in Iran. It was part of the 1975 Commercial Union Assurance Grand Prix as a Group AA category event. The tournament was held from 20 October through 26 October 1975. Eddie Dibbs won the singles title.
The 1974 Aryamehr Cup was a men's professional tennis tournament played on outdoor clay courts at the Imperial Country Club in Tehran in Iran. The event was part of the 1974 Commercial Union Assurance Grand Prix as a Group AA category event. It was the third edition of the tournament was held from 21 October through 27 October 1974. Guillermo Vilas won the singles title and the trophy was presented by Shah Mohammad Reza Pahlavi.
The 1976 Aryamehr Cup was a men's professional tennis tournament played on outdoor clay courts in Tehran in Iran. The event was part of the 1976 Commercial Union Assurance Grand Prix as a Five Star category event. It was the fifth edition of the tournament and was held from 4 October through 10 October 1976. Manuel Orantes won the singles title.
The 1974 Suisse Open Gstaad was a men's tennis tournament played on outdoor clay courts in Gstaad, Switzerland. It was the 29th edition of the tournament and was held from 8 July through 14 July 1974. The tournament was part of the Grand Prix tennis circuit and categorized in Group B. Guillermo Vilas won the singles title and the accompanying $8,000 prize money.
The 1975 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 and women's tournament was part of the 1975 Commercial Union Assurance Grand Prix. It was the 32nd edition of the tournament and was held from 26 May through 3 June 1975. The singles titles were won by Raúl Ramírez and Chris Evert.
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 1975 Indian Open was a men's tennis tournament played on outdoor clay courts in Calcutta in India. It was the third edition of the tournament and was held from 17 November through 23 November 1975. The tournament was part of the Grand Prix tennis circuit and categorized in Group A. Second-seeded Vijay Amritraj won the singles title, his second at the event after 1973.
The 1974 U.S. Clay Court Championships – Men's singles was an event of the 1974 U.S. Clay Court Championships tennis tournament and was played on outdoor clay courts in Indianapolis, Indiana in the United States from August 5 through August 12, 1974. The draw comprised 64 players and 12 of them were seeded. Fourth-seeded Manuel Orantes was the defending champion U.S. Clay Court Championships singles champion but lost in the semifinals to Jimmy Connors. First-seeded Jimmy Connors won the title and $16,000 first-prize money by defeating third-seeded Björn Borg in the final, 5–7, 6–3, 6–4. It was their first encounter on clay courts.
Raúl Ramírez [1] 
Kazuko Sawamatsu 
Brian Gottfried / 