The 1980 Geneva Open was a men's tennis tournament played on outdoor clay courts that was part of the 1980 Volvo Grand Prix. It was played at Geneva in Switzerland and was held from 22 September until 28 September 1980. Third-seeded Balázs Taróczy won the singles title.
The 1981 Geneva Open was a men's tennis tournament played on clay courts that was part of the 1981 Volvo Grand Prix. It was played at Geneva, Switzerland and was held from 21 September until 27 September 1981. First-seeded Björn Borg won the singles title.
The 1985 Pilot Pen Classic was a tennis tournament played on outdoor hard courts. It was the 12th edition of the Indian Wells Masters and was part of the 1985 Nabisco Grand Prix. It was played at the La Quinta Resort and Club in La Quinta, California, in the United States, from February 18 through February 25, 1985.
The 1984 Fischer-Grand Prix was a men's tennis tournament played on indoor hard courts at the Wiener Stadthalle in Vienna, Austria that was part of the 1984 Volvo Grand Prix. It was the tenth edition of the tournament and was held from 22 October until 29 October 1984. Eighth-seeded Tim Wilkison won the singles title.
The 1989 Stella Artois Indoor was a men's tennis tournament played on indoor carpet courts at the Palatrussardi in Milan, Italy that was part of the Super Series of the 1989 Nabisco Grand Prix. The tournament was held from 13 February through 19 February 1989. Boris Becker won the singles title.
The 1989 Swatch Open, also known as the Nice Open, was a men's tennis tournament played on outdoor clay courts at the Nice Lawn Tennis Club in Nice, France, and was part of the 1989 Nabisco Grand Prix. It was the 18th edition of the tournament and took place from 17 April through 23 April 1989. Sixth-seeded Andrei Chesnokov won the singles title.
The 1981 Seiko World Super Tennis also known as the Tokyo Indoor was a men's tennis tournament played on indoor carpet courts at the Yoyogi National Stadium in Tokyo, Japan that was part of the Super Series of the 1981 Volvo Grand Prix circuit. The tournament was held from 26 October through 30 October 1981. Matches were the best of three sets. Unseeded Vincent Van Patten won the singles titles. On his way to the final he defeated seeded players José Luis Clerc (3), Vitas Gerulaitis (5), and John McEnroe (1).
The 1985 Grand Prix German Open was a men's tennis tournament played on outdoor red clay courts. It was the 77th edition of the event. It took place at the Am Rothenbaum in Hamburg, West Germany, from 29 April through 5 May 1985. Ninth-seeded Miloslav Mečíř won the singles title and earned $45,500 first-prize money.
The 1983 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 1983 Volvo Grand Prix. The tournament was held from 28 March through 3 April 1983. Fifth-seeded Mats Wilander won the singles title.
The 1983 Dutch Open was a Grand Prix tennis tournament staged in Hilversum, Netherlands. The tournament was played on outdoor clay courts and was held from 18 July until 24 July 1983. It was the 26th edition of the tournament. Tomáš Šmíd won the singles title.
The 1982 Dutch Open was a Grand Prix tennis tournament staged in Hilversum, Netherlands. The tournament was played on outdoor clay courts and was held from 19 July until 25 July 1982. It was the 25th edition of the tournament. Balázs Taróczy won his fifth consecutive title at the event and his sixth in total.
The 1980 Dutch Open was a Grand Prix tennis tournament staged in Hilversum, Netherlands. The tournament was played on outdoor clay courts and was held from 21 July until 27 July 1980. It was the 23rd edition of the tournament. Balázs Taróczy won his third consecutive singles title at the event and fourth in total.
The 1979 Dutch Open was a Grand Prix tennis tournament staged in Hilversum, Netherlands. The tournament was played on outdoor clay courts and was held from July 23 to July 29, 1979. It was the 22nd edition of the tournament. Balázs Taróczy won the singles title.
The 1978 Dutch Open was a Grand Prix men's tennis tournament staged in Hilversum, Netherlands. The tournament was played on outdoor clay courts and was held from 24 July until 30 July 1978. It was the 21st edition of the tournament. Third-seeded Balázs Taróczy won the singles title, his second at the event after 1976.
The 1976 Dutch Open was a men's tennis tournament staged in Hilversum, Netherlands that was part of the one star category of the 1976 Grand Prix. The tournament was played on outdoor clay courts and was held from 13 July until 19 July 1976. It was the 19th edition of the tournament. Second-seeded Balázs Taróczy won the singles title.
The 1979 Swedish Open was a men's professional tennis tournament played on outdoor clay courts and held in Båstad, Sweden. It was part of the 1979 Grand Prix circuit. It was the 32nd edition of the tournament and was held from 16 July through 22 July 1979. Björn Borg won the singles title.
The 1980 Swedish Open was a men's professional tennis tournament played on outdoor clay courts and held in Båstad, Sweden. It was part of the 1980 Grand Prix circuit. It was the 33rd edition of the tournament and was held from 14 July through 20 July 1980. First-seeded Balázs Taróczy won the singles title.
The 1984 Ebel German Open was a men's tennis tournament played on outdoor clay courts at Am Rothenbaum in Hamburg, West Germany that was part of the 1984 Grand Prix circuit. It was the 76th edition of the event and took place from 7 May through 13 May 1984. Unseeded Juan Aguilera won the singles title.
The 1983 German Open was a men's tennis tournament played on outdoor clay courts at Am Rothenbaum in Hamburg, West Germany that was part of the 1983 Grand Prix circuit. It was the 75th edition of the event and took place from 9 May through 14 May 1983. Sixth-seeded Yannick Noah won the singles title.
Tom Okker and Balázs Taróczy were the defending champions, but Okker did not compete this year. Taróczy teamed up with Heinz Günthardt and successfully defended his title, by defeating Raymond Moore and Andrew Pattison 6–0, 6–2 in the final.
Balázs Taróczy [1] 
Heinz Günthardt / 
