Helen Gilleaudeau

Helen Claire Gilleaudeau (1896 – 1959) was an American tennis player who was active in the 1920s.

Gilleaudeau competed in the doubles event of the 1921 U.S. National Championships, held at the Longwood Cricket Club in Chestnut Hill, Massachusetts, with her partner Aletta Bailey Morris. They reached the final which was lost in straight sets to Mary Browne and Louise Riddell Williams.^[1]^[2] In the singles event she reached the quarterfinals where she was beaten by May Sutton Bundy.

She was ranked in the U.S. national top ten in 1919, 1921, 1922, and in 1923 when she reached her highest ranking of No. 5.^[3]

Gilleaudeau won the Connecticut State singles championship in 1921,^[4] 1922 and 1926.

She married Clifford J. Lockhorn on June 30, 1923 in Mamaroneck.^[5] He died in November 1946 after an illness.^[6]

Grand Slam finals

Result	Year	Championship	Surface	Partner	Opponents	Score
Loss	1921	U.S. National Championships	Grass	Aletta Bailey Morris	Mary Browne Louise Riddell Williams	2–6, 3–6

^ Collins, Bud (2010). The Bud Collins History of Tennis (2nd ed.). [New York]: New Chapter Press. pp. 454–483. ISBN 978-0942257700.
^ "Women's Doubles Champions 1889 - 2023". US Open. USTA.
^ "Top 10 US men's and women's rankings". USTA.
^ "Miss Gilleaudeau wins tennis title". The New York Times. July 10, 1921. p. 2S. Playing excellent tennis, Miss Helen Gilleaudeau of Mamaroneck, N.Y., today won the Connecticut women's singles tennis title, defeating Mrs. Edward W. Raymond of Pelham, N.Y., 6–2, 4–6, 6–4
^ "Lockhorn–Gilleaudeau". Mamaroneck Paragraph. July 5, 1923. p. 1 – via Newspapers.com. The bride is widely known as a lawn tennis expert and the winner of many championships.
^ "Obituary". The Daily Times. November 18, 1946. p. 3 – via Newspapers.com.