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 1976 South American Championships was a men's tennis tournament played on outdoor clay courts in Buenos Aires, Argentina that was part of the 1976 Commercial Union Assurance Grand Prix and held from 22 November through 28 November 1976. First-seeded Guillermo Vilas won the singles title.
The second 1977 ATP Buenos Aires was a men's tennis tournament held in Buenos Aires, Argentina that was part of the Grand Prix circuit and played on outdoor clay courts. It was the 11th edition of the tournament and was held from 21 November through 27 November 1977. First-seeded Guillermo Vilas won the singles title.
The 1979 South American Open also called the ATP Buenos Aires was a men's Grand Prix tennis circuit tournament held in Buenos Aires, Argentina that was played on outdoor clay courts. It was the 13th edition of the tournament and was held from 19 November through 25 November 1979. Guillermo Vilas won the singles title.
The 1982 Grand Prix La Serenisima, also known as the Buenos Aires Grand Prix, was an Association of Tennis Professionals men's tennis tournament held in Buenos Aires, Argentina and took place from 1 February through 7 February 1982. It was the 16th edition of the tournament and first-seeded Guillermo Vilas won the singles title.
The 1978 Romika Cup was a men's Grand Prix Tennis Circuit tournament held in Munich, West Germany. It was the 62nd edition of the tournament and was held from 23 May through 28 May 1978. It is now part of the ATP Tour. First-seeded Guillermo Vilas won the singles title, his second after 1975.
The 1980 Paris Open, also known that year as the Crocodile Open, was a Grand Prix tennis tournament played on indoor hard courts. It was the 11th edition of the Paris Open. It took place at the Palais omnisports de Paris-Bercy in Paris, France, from 27 October through 2 November 1980. Brian Gottfried won the singles title.
The 1976 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 is included in this calendar but did not count towards the Grand Prix ranking.
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 1974 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 season-ending Commercial Union Assurance Masters and Davis Cup Final are included in this calendar but did not count towards the Grand Prix ranking.
The 1975 Torneo Godó or Trofeo Conde de Godó was a combined men's and women's tennis tournament that took place on outdoor clay courts at the Real Club de Tenis Barcelona in Barcelona, Spain. It was the 23rd edition of the tournament and the men's events were part of the 1975 Grand Prix circuit. It was held from 13 October until 19 October 1975. Fourth-seeded Björn Borg won the singles title.
The 1979 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, Catalonia in Spain. It was the 27th edition of the tournament and was part of the 1979 Grand Prix circuit. It was held from 8 October until 14 October 1979. Ninth-seeded Hans Gildemeister won the singles title.
The 1976 Suisse Open Gstaad was a men's tennis tournament played on outdoor clay courts in Gstaad, Switzerland. It was the 31st edition of the tournament and was held from 4 July through 11 July 1976. The tournament was part of the Grand Prix tennis circuit. Raúl Ramírez won the singles title.
The 1974 Swedish Open was a men'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 1974 Grand Prix circuit. It was the 27th edition of the tournament and was held from 8 July until 14 July 1974. Björn Borg won the singles title.
The 1980 Monte Carlo Open was a men's tennis tournament played on outdoor clay courts at the Monte Carlo Country Club in Roquebrune-Cap-Martin, France that was part of the 1980 Volvo Grand Prix circuit. It was the 74th edition of the tournament and was held from 31 March through 6 April 1980. First-seeded Björn Borg won the singles title, his third after 1977 and 1979.
The 1975 Austrian Open was a combined men's and women's tennis tournament played on outdoor clay courts. It was categorized as Grade B tournament and was part of the 1975 Commercial Union Assurance Grand Prix circuit. It took place at the Tennis stadium Kitzbühel in Kitzbühel Austria and was held from 7 July through 13 July 1975. Adriano Panatta and Sue Barker won the singles titles.
The 1974 Trofeo Vat 69 was a men's tennis tournament played on outdoor clay courts in Florence, Italy that was part of the Group C tier of the 1974 Commercial Union Assurance Grand Prix circuit. It was the second edition of the tournament and was played from 6 May until 12 May 1974. Adriano Panatta won the singles title.
The 1980 Alitalia Open was a men's tennis tournament played on outdoor clay courts in Florence, Italy that was part of the 1980 Volvo Grand Prix circuit. It was the eighth edition of the tournament and was played from 12 May until 18 May 1980. Sixth-seeded Adriano Panatta won the singles title.
The 1981 Alitalia Open was a men's tennis tournament played on outdoor clay courts in Florence, Italy that was part of the 1981 Volvo Grand Prix circuit. It was the ninth edition of the tournament and was played from 11 May until 17 May 1981. First-seeded José Luis Clerc won the singles title.
The 1982 Florence Open was a men's tennis tournament played on outdoor clay courts in Florence, Italy that was part of the 1982 Volvo Grand Prix circuit. It was the tenth edition of the tournament and was played from 10 May until 16 May 1982. Second-seeded Vitas Gerulaitis won the singles title.
Guillermo Vilas [1] 
Paolo Bertolucci / 