Stefanie Maria "Steffi" Graf is a German former professional tennis player. She was ranked world No. 1 for a record 377 weeks and won 22 major singles titles, the second-most since the start of the Open Era in 1968 and third-most of all-time. In 1988, she became the first tennis player to achieve the Golden Slam by winning all four Grand Slam singles titles and the Olympic gold medal in the same calendar year. Furthermore, she is the only tennis player, male or female, to have won each major at least four times.
Gabriela Beatriz Sabatini is an Argentine former professional tennis player. She was one of the leading players from the mid-1980s to the mid-1990s, amassing 41 titles and achieving a career-high ranking of 3 in both singles and doubles. In singles, Sabatini won the 1990 US Open, the WTA Finals in 1988 and 1994, and was runner-up at Wimbledon 1991, the 1988 US Open and the silver medalist at the 1988 Olympics. In doubles, she won Wimbledon in 1988 with Steffi Graf, and reached three French Open finals. Among Open era players who did not reach world No. 1 themselves, Sabatini retains the record for accumulating the most wins over reigning world No. 1 ranked players. In 2006, she was inducted into the International Tennis Hall of Fame and in 2018 Tennis Magazine ranked her as the 20th-greatest player of the preceding 50 years.
The 1988 French Open was a tennis tournament that took place on the outdoor clay courts at the Stade Roland Garros in Paris, France. The tournament was held from 23 May until 5 June. It was the 92nd staging of the French Open, and the second Grand Slam tennis event of 1988.
The 1991 Wimbledon Championships was a tennis tournament played on grass courts at the All England Lawn Tennis and Croquet Club in Wimbledon, London in the United Kingdom. It was the 105th edition of the Wimbledon Championships and were held from 24 June to 7 July 1991.
The 1988 Wimbledon Championships was a tennis tournament played on grass courts at the All England Lawn Tennis and Croquet Club in Wimbledon, London in the United Kingdom. It was the 102nd edition of the Wimbledon Championships and were held from 20 June to 4 July 1988. Due to rain interruptions on Sunday 3 July, the men's final finished on 4 July.
The 1987 French Open was a tennis tournament that took place on the outdoor clay courts at the Stade Roland Garros in Paris, France. The tournament was held from 25 May until 7 June. It was the 91st staging of the French Open, and the second Grand Slam tennis event of 1987.
The 1986 French Open was a tennis tournament that took place on the outdoor clay courts at the Stade Roland Garros in Paris, France. The tournament was held from 26 May until 8 June. It was the 90th staging of the French Open, and the first Grand Slam tennis event of 1986.
The 1988 US Open was a tennis tournament played on outdoor hard courts at the USTA National Tennis Center in New York City in New York in the United States. It was the 108th edition of the US Open and was held from August 29 to September 11, 1988.
The 1990 Canadian Open was a tennis tournament played on outdoor hard courts. It was the 101st edition of the Canada Masters and was part of the Championship Series, Single-Week of the 1990 ATP Tour and of Tier I of the 1990 WTA Tour. The men's event took place at the du Maurier Stadium in Montreal in Canada from July 23 through July 30, 1990, and the women's event at the National Tennis Centre in Toronto in Canada from July 30 through August 6, 1990.
The 1986 Lipton International Players Championships was a tennis tournament played on outdoor hard courts. It was the 2nd edition of the Miami Masters and was part of the 1986 Nabisco Grand Prix and the 1985 Virginia Slims World Championship Series. Both the men's and the women's events took place in Boca West, Florida from February 10 through February 24, 1986.
The 1988 Virginia Slims of Florida was a women's tennis tournament played on outdoor hard courts at the Boca Raton Resort & Club in Boca Raton, Florida in the United States and was part of Tier II of the 1988 WTA Tour. The tournament ran from March 7 through March 13, 1988. Fourth-seeded Gabriela Sabatini won the singles title and earned $60,000 first-prize money, ending a 30-match winning streak by Steffi Graf. It was Sabatini's first win over Graf after 11 previous defeats.
The 1988 WTA German Open was a women's tennis tournament played on outdoor clay courts at the Rot-Weiss Tennis Club in West Berlin and was part of Tier I of the 1988 WTA Tour. It was the 19th edition of the tournament and ran from 9 May through 15 May 1988. First-seeded Steffi Graf won the singles title.
The 1989 Bausch & Lomb Championships was a women's tennis tournament played on outdoor clay courts at the Amelia Island Plantation on Amelia Island, Florida in the United States that was part of the Category 5 tier of the 1989 WTA Tour. The tournament was held from April 10 through April 16, 1989. Third-seeded Gabriela Sabatini won the singles title.
The 1988 Virginia Slims Championships was a women's tennis tournament played on indoor carpet courts at Madison Square Garden in New York City, New York in the United States. It was the 17th edition of the year-end singles championships, the 13th edition of the year-end doubles championships, and was part of the 1988 WTA Tour. The tournament ran from November 14 through November 20, 1988.
The 1987 Italian Open was a tennis tournament played on outdoor clay courts at the Foro Italico in Rome in Italy that was part of the 1987 Nabisco Grand Prix and of 1987 Virginia Slims World Championship Series. The men's tournament was held from 11 May through 17 May 1987 while the women's tournament was held from 4 May through 10 May 1987. Mats Wilander and Steffi Graf won the singles titles.
The 1991 Virginia Slims of Florida was a women's tennis tournament played on outdoor clay courts in Boca Raton, Florida in the United States that was part of Tier I of the 1991 WTA Tour. It was the 13th edition of the tournament and was held from March 4 through March 10, 1991. Second seeded Gabriela Sabatini won the singles title, her second consecutive at the event and third in total.
The 1991 Bausch & Lomb Championships was a women's tennis tournament played on outdoor clay courts at the Amelia Island Plantation on Amelia Island, Florida in the United States that was part of Tier II of the 1991 WTA Tour. It was the 12th edition of the tournament and was held from April 8 through April 14, 1991. Gabriela Sabatini won the singles title.
The 1987 Women's International Tennis Association (WITA) Championships, also known as the Bausch & Lomb / WITA Championships, was a women's tennis tournament played on outdoor clay courts at the Amelia Island Plantation on Amelia Island, Florida in the United States that was part of the 1987 WTA Tour. It was the eighth edition of the tournament and was held from April 13 through April 19, 1987. First-seeded Steffi Graf won the singles title and earned $40,000 first-prize money.
The 1986 Sunkist Women's International Tennis Association (WITA) Championships was a women's tennis tournament played on outdoor clay courts at the Amelia Island Plantation on Amelia Island, Florida in the United States that was part of the 1986 WTA Tour. It was the seventh edition of the tournament and was held from April 14 through April 20, 1986. First-seeded Steffi Graf won the singles title and earned $40,000 first-prize money. The WTA had to pay the tournament organizers a $15,000 fine because both Chris Evert-Lloyd and Martina Navratilova chose not to participate in the event.
The 1993 WTA German Open was a women's tennis tournament played on outdoor clay courts at the Rot-Weiss Tennis Club in Berlin, Germany that was part of the Tier I category of the 1993 WTA Tour. It was the 24th edition of the tournament and was held from 10 May until 16 May 1993. First-seeded Steffi Graf won the singles title, her seventh at the event, and earned $150,000 first-prize money as well as 470 ranking points.
Mats Wilander 
Steffi Graf 
John Fitzgerald / 
Gabriela Sabatini 