First-seeded Ivan Lendl defeated Mikael Pernfors 6–3, 6–2, 6–4 in the final to win the Men's Singles tennis title at the 1986 French Open. Mats Wilander was the defending champion, but was upset in the third round by Andrei Chesnokov of the Soviet Union.
Ivan Lendl retained his title, defeating Miloslav Mečíř 6–4, 6–2, 6–0 in the final to win the Men's Singles tennis title at the 1986 US Open.
The 1985 Bavarian Tennis Championships was a Grand Prix Tennis Circuit tournament held in Munich, West Germany which was played on outdoor clay courts. It was the 69th edition of the tournament and was held form 6 May through 12 May 1985. Joakim Nyström won the singles title.
The 1987 Grand Prix de Tennis de Lyon was a men's tennis tournament played on indoor carpet courts at the Palais des Sports de Gerland in Lyon, France, and was part of the 1987 Nabisco Grand Prix. It was the inaugural edition of the tournament and ran from 2 February through 9 February 1987. First-seeded Yannick Noah, who entered on a wildcard, won the singles title.
The 1986 Pilot Pen Classic was a men's tennis tournament played on outdoor hard courts. It was the 13th edition of the Indian Wells Masters and was part of the 1986 Nabisco Grand Prix. It was played at the La Quinta Resort and Club in La Quinta, California in the United States from February 24 through March 3, 1986. Joakim Nyström won the singles title.
The 1983 Volvo Grand Prix was a professional tennis circuit held that year. It incorporated the four grand slam tournaments, the Grand Prix tournaments, and two team tournaments (the Davis Cup and the World Team Cup. The circuit was administered by the Men's International Professional Tennis Council.
The 1986 Benson & Hedges Championships was a tennis tournament played on indoor carpet courts at the Wembley Arena in London, England that was part of the 1986 Nabisco Grand Prix. It was the 11th edition of the tournament and was held from 10 November until 16 November 1986. Third-seeded Yannick Noah, who entered on a wildcard, won the singles title.
The 1985 Monte Carlo Open, also known by its sponsored name Jacomo 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 1985 Nabisco Grand Prix. It was the 79th edition of the tournament and was held from 1 April until 7 April 1985. First-seeded Ivan Lendl won the singles title and earned $58,000 first-prize money. On the final Sunday he had to finish his semifinal again defending champion Henrik Sundström before defeating Mats Wilander in a 3+1⁄2-hour final.
The 1986 Milan Indoor was a men's tennis tournament played on indoor carpet courts. The event was part of the 1986 Nabisco Grand Prix. It was the ninth edition of the tournament and was played at the PalaLido in Milan, Italy from 10 March until 16 March 1986. First-seeded Ivan Lendl won the singles title, his second at the event after 1983, and earned $80,000 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 1986 ABN World Tennis Tournament was a men's tennis tournament played on indoor carpet courts at Rotterdam Ahoy in the Netherlands that was part of the 1986 Nabisco Grand Prix. It was the 14th edition of the tournament and was held from 24 March through 30 March 1986. Fourth-seeded Joakim Nyström won the singles title.
The 1987 Swedish Open was a men's tennis tournament played on outdoor clay courts held in Båstad, Sweden and was part of the Grand Prix circuit of the 1987 Tour. It was the 40th edition of the tournament and was held from 27 July through 2 August 1987. Fifth-seeded Joakim Nyström won the singles title.
The 1986 WCT Tournament of Champions, also known by its sponsored name Shearson Lehman Brothers Tournament of Champions, was a men's tennis tournament played on outdoor clay courts in Forest Hills, Queens, New York City in the United States. The event was part of the 1986 Grand Prix circuit and was organized by World Championship Tennis (WCT). It was the tenth edition of the tournament and was held from May 5 through May 11, 1986. Fourth-seeded Yannick Noah won the singles title.
The 1987 U.S. Clay Court Championships was a Grand Prix men's tennis tournament held in Indianapolis, Indiana in the United States. It was the 19th edition of the tournament held in the open era and the last in Indianapolis. First-seeded Mats Wilander won the singles title.
The 1984 Swiss Indoors was a men's tennis tournament played on indoor hard courts at the St. Jakobshalle in Basel, Switzerland that was part of the 1984 Volvo Grand Prix. It was the 15th edition of the tournament and was held from 8 October through 14 October 1984. Third-seeded Joakim Nyström won the singles title.
The 1985 D.C. National Bank Classic was a men's tennis tournament and was played on outdoor green clay courts. The event was part of the 1985 Grand Prix circuit. It was the 17th edition of the tournament and was held at Rock Creek Park in Washington, D.C. from July 15 through July 21, 1985. Third-seeded Yannick Noah won the singles title and earned $35,700 first-prize money.
The 1981 Donnay 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 1981 Volvo Grand Prix. It was the 10th edition of the tournament and was held from 6 April until 4 April 1981. First-seeded Yannick Noah won the singles title.
The 1986 Torneo Godó or Trofeo Conde de Godó was a men's tennis tournament that took place on outdoor clay courts in Barcelona, Catalonia, Spain. It was the 34th edition of the tournament and was part of the 1986 Grand Prix circuit. It was held from 22 September until 28 September 1986. Ninth-seeded Kent Carlsson won the singles title.
The 1987 Swiss Indoors was a men's tennis tournament played on indoor carpet courts at the St. Jakobshalle in Basel, Switzerland that was part of the 1987 Nabisco Grand Prix circuit. It was the 18th edition of the tournament and took place from 5 October until 11 October 1987. First-seeded Yannick Noah won the singles title.
The 1986 Madrid Open was a men's tennis tournament played on outdoor clay courts in Madrid, Spain that was part of the 1986 Nabisco Grand Prix circuit. It was the 15th edition of the tournament and was played from 28 April until 4 May 1986. First-seeded Joakim Nyström won the singles title.
Joakim Nyström [1] 
Guy Forget /