Ilie Theodoriu Năstase is a Romanian former world No. 1 tennis player. He was ranked world No. 1 in singles from 23 August 1973 to 2 June 1974, and was the first man to hold the top position on the computerized ATP Rankings. Năstase is one of the 10 players in history who have won over 100 total ATP titles, with 64 in singles and 45 in doubles.
The 1972 US Open was a tennis tournament that took place on the outdoor grass courts at the West Side Tennis Club in Forest Hills, Queens, in New York City, USA. The tournament ran from 28 August until 10 September. It was the 92nd staging of the US Open, and the fourth Grand Slam tennis event of 1972.
First-seeded Jan Kodeš successfully defended his title, defeating Ilie Năstase 8–6, 6–2, 2–6, 7–5 in the final to win the 'Men's Singles tennis title at the 1971 French Open.
Stan Smith defeated Jan Kodeš 3–6, 6–3, 6–2, 7–6(5–3) in the final to win the Men's Singles tennis title at the 1971 US Open. Ken Rosewall was the defending champion but did not compete at the 1971 US Open – Men's Singles event.
Ilie Năstase defeated Arthur Ashe 3–6, 6–3, 6–7(1–5), 6–4, 6–3 in the final to win the Men's Singles tennis title at the 1972 US Open. Stan Smith was the defending champion but lost in the quarterfinals to Arthur Ashe.
Second-seeded Ilie Năstase defeated Nikola Pilić 6–3, 6–3, 6–0 in the final to win the Men's Singles tennis title at the 1973 French Open. The tournament was also the first Grand Slam that Björn Borg competed in. Andres Gimeno was the defending champion, but lost in the second round to future champion Guillermo Vilas.
The 1973 Paris Open was a men's Grand Prix tennis tournament played on indoor hard courts. It was the 4th edition of the Paris Open. It took place at the Palais omnisports de Paris-Bercy in Paris, France, from 29 October until 4 November 1973. Ilie Năstase won the singles title.
The 1972 Rothmans Canadian Open was a tennis tournament played on outdoor clay courts at the Toronto Cricket Skating and Curling Club in Toronto in Canada that was part of the 1972 Commercial Union Assurance Grand Prix The men's tournament was categorized as a Grade A tournament, the second-highest category, while the women's competition was a Grade D event. The tournament was held from August 14 through August 20, 1972. Ilie Năstase and Evonne Goolagong won the singles titles.
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 1969 Stockholm Open was a tennis tournament played on indoor hard courts in Stockholm, Sweden. The tournament was held from November 1 through November 7, 1969. Unseeded Nikola Pilić defeated Ilie Năstase in the final, 6–4, 4–6, 6–2.
Ulrich Marten is a former professional tennis player from West Germany.
The 1970 Cincinnati Open was a tennis tournament played on outdoor clay courts at the Coney Island in Cincinnati, Ohio in the United States that was part of the 1970 Pepsi-Cola Grand Prix circuit. The tournament was held from July 20 through July 26, 1970. Ken Rosewall won the singles title.
The 1970 U.S. Clay Court Championships was a combined men's and women's tennis tournament that was part of the Grand Prix. It was held at the Woodstock Country Club in Indianapolis, Indiana in the United States and played on outdoor clay courts. It was the 2nd edition of the tournament in the Open Era and was held in from 27 July through 2 August. Cliff Richey and Linda Tuero won the singles titles.
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 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 men's tournament was part of the 1971 Pepsi-Cola Grand Prix circuit. It was the 65th edition of the event and was held from 12 April through 17 April 1971. Ilie Năstase and Gail Chanfreau won the singles titles.
The 1973 Monte Carlo Open, also known by its sponsored name Craven Monte Carlo Championships, was a men's tennis tournament played on outdoor clay courts at the Monte Carlo Country Club in Roquebrune-Cap-Martin, France. The tournament was part of the Rothmans Spring Mediterranean Circuit, a series of six tournaments held in France, Monaco, Spain and Italy from March to May 1973. It was the 67th edition of the event and was held from 16 April through 21 April 1973. Ilie Năstase won the singles title.
Arthur Ashe was the defending champion of the singles event at the ABN World Tennis Tournament, but did not participate in this edition.
Arthur Ashe was the defending champion of the singles event at the ABN World Tennis Tournament, but did not participate in this edition. First-seeded Dick Stockton won the singles title after a victory in the final against second-seeded Ilie Năstase 2–6, 6–3, 6–3.
The 1971 Nice International Championships, was a men's tennis tournament played on outdoor clay courts at the Nice Lawn Tennis Club in Nice, France that was part of Group D of the 1971 Grand Prix circuit. It was the inaugural edition of the tournament and was held from 29 March until 4 April 1971. Ilie Năstase won the title.
Cliff Drysdale [1] 
Tom Okker / 
Marty Riessen [2] 
Ilie Năstase /