Suzanne Rachel Flore Lenglen was a French tennis player. She was the inaugural world No. 1 from 1921 to 1926, winning eight Grand Slam titles in singles and twenty-one in total. She was also a four-time World Hard Court Champion in singles, and ten times in total. Lenglen won six Wimbledon singles titles, including five in a row from 1919 to 1923, and was the champion in singles, doubles, and mixed doubles at the first two open French Championships in 1925 and 1926. In doubles, she was undefeated with her usual partner Elizabeth Ryan, highlighted by another six titles at Wimbledon. Lenglen was the first leading amateur to turn professional. She ranked as the greatest women's tennis player from the amateur era in the 100 Greatest of All Time series on the Tennis Channel in 2012.
Helen Newington Wills, also known by her married names Helen Wills Moody and Helen Wills Roark, was an American tennis player. She won 31 Grand Slam tournament titles during her career, including 19 singles titles.
Anna Margrethe "Molla" Bjurstedt Mallory was a Norwegian-American tennis player. She won a record eight singles titles at the U.S. National Championships. She was the first woman to represent Norway at the Olympics.
Elizabeth Montague "Bunny" Ryan was an American tennis player who was born in Anaheim, California, but lived most of her adult life in the United Kingdom. Ryan won 26 Grand Slam titles, 19 in women's doubles and mixed doubles at Wimbledon, an all-time record for those two events. Twelve of her Wimbledon titles were in women's doubles and seven were in mixed doubles. Ryan also won four women's doubles titles at the French Championships, as well as one women's doubles title and two mixed-doubles titles at the U.S. Championships. During a 19 year run Ryan amassed a total of 659 titles in singles, doubles and mixed doubles.
Phyllis Lindrea Covell was a female tennis player from Great Britain.
The 1926 U.S. National Championships was a tennis tournament that took place on the outdoor grass courts at the West Side Tennis Club, Forest Hills in New York City, United States. The women's tournament was held from August 16 until August 23 while the men's tournament ran from September 13 until September 18. It was the 46th staging of the U.S. National Championships and the fourth Grand Slam tennis event of the year.
The 1920 U.S. National Championships was a tennis tournament that took place on the outdoor grass courts at the West Side Tennis Club, Forest Hills in New York City and the Philadelphia Cricket Club in Chestnut Hill, Philadelphia. The men's tournament, held in New York City, ran from August 30 until September 6, 1920, while the women's event in Chestnut Hill was held from September 20 through September 25, 1920. It was the 40th staging of the U.S. National Championships and the third Grand Slam tennis event of the year.
The 1922 U.S. National Championships was a tennis tournament that took place on the outdoor grass courts at the Germantown Cricket Club in Philadelphia, United States. The women's tournament was held from August 14 until August 19 while the men's tournament ran from August until September 16. It was the 42nd staging of the U.S. National Championships and the second Grand Slam tennis event of the year.
The 1913 U.S. National Championships took place on the outdoor grass courts at the Newport Casino in Newport, United States. The men's singles tournament ran from August 18 until August 26 while the women's singles and doubles championship took place from June 9 to June 14 at the Philadelphia Cricket Club in Chestnut Hill. It was the 33rd staging of the U.S. National Championships, and the second Grand Slam tennis event of the year. Future seven-time singles champion Bill Tilden won his first U.S. Championship title, partnering Mary Browne in the mixed doubles.
The 1914 U.S. National Championships took place on the outdoor grass courts at the Newport Casino in Newport, United States. The men's singles tournament ran from August 24 until September 1 while the women's singles and doubles championship took place from June 8 to June 13 at the Philadelphia Cricket Club in Chestnut Hill. It was the 34th staging of the U.S. National Championships, and the second Grand Slam tennis event of the year. It was the final edition of the national championships held at the Newport Casino in Newport, Rhode Island before relocation to the West Side Tennis Club at Forest Hills, New York.
The 1915 U.S. National Championships took place on the outdoor grass courts at the West Side Tennis Club, Forest Hills in New York City, United States. The men's singles tournament ran from August 31 until September 8 while the women's singles and doubles championship took place from June 7 to June 12 at the Philadelphia Cricket Club in Chestnut Hill. It was the 35th staging of the U.S. National Championships, the first held at Forest Hills and the second Grand Slam tennis event of the year.
The 1916 U.S. National Championships took place on the outdoor grass courts at the West Side Tennis Club, Forest Hills in New York City, United States. The men's singles tournament ran from August 28 until September 5 while the women's singles and doubles championship took place from June 5 to June 12 at the Philadelphia Cricket Club in Chestnut Hill. It was the 36th staging of the U.S. National Championships, and the only Grand Slam tennis event of the year.
The 1917 U.S. National Championships, officially renamed that year to National Patriotic Tournament, was a tennis tournament that took place on the outdoor grass courts at the West Side Tennis Club, Forest Hills in New York City, United States. The tournament ran from August 20 until August 25. It was the 37th staging of the U.S. National Championships and due to World War I the only Grand Slam tennis event of the year.
The 1918 U.S. National Championships was a tennis tournament that took place on the outdoor grass courts at the West Side Tennis Club, Forest Hills in New York City, United States. The women's tournament was held from June 17 until June 22 while the men's tournament ran from August 26 until September 3. It was the 38th staging of the U.S. National Championships and due to World War I the only Grand Slam tennis event of the year.
Helen Houston Homans McLean was an American tennis champion.
Irving Christian Wright (1882–1953) was an American male tennis player who was active in the early 20th century.
Molla Mallory defeated Mary Browne 4–6, 6–4, 6–2 in the final to win the women's singles tennis title at the 1921 U.S. National Championships. The women's event was organized for the first time at the West Side Tennis Club, Forest Hills, New York City and was held from August 15 through August 20, 1921. It was Mallory's sixth U.S. National singles title. In the second round of the event, Mallory defeated Suzanne Lenglen for the only time in her career. Suzanne Lenglen was making her only ever competitive appearance in the United States. She retired from the match after losing the first set, the only competitive loss after World War I of her career.
The 1921 World Hard Court Championships (WHCC) was the fifth edition of the World Hard Court Championships tennis tournament, considered as the precursor to the French Open, and was held on the clay courts of the Stade Français at the Parc de Saint-Cloud in Paris from 28 May until 5 June 1921.
The Lenglen–Mallory match at the 1921 U.S. National Championships was a second-round match between French tennis player Suzanne Lenglen and American tennis player Molla Mallory at the 1921 U.S. National Championships, an amateur tournament that has since become one of the four modern professional Grand Slam tournaments. Mallory defeated Lenglen in the match, with Lenglen retiring from the match in the first game of the second set after losing the first set. It was Lenglen's only competitive amateur loss after World War I, and her only competitive amateur match in the United States during her career.
Charlotte Mary Chapin was an American female tennis player who was ranked No. 3 in the United States in 1927.
Bill Tilden [1] 
Louise Riddell Williams [3]