1909 U.S. National Championships (tennis)
List of champions of the 1909 U.S. National Championships tennis tournament. The men's tournament was held from 17 August to 27 August on the outdoor grass courts at the Newport Casino in Newport, Rhode Island. The women's tournament was held from 21 June to 27 June on the outdoor grass courts at the Philadelphia Cricket Club in Philadelphia, PA. It was the 29th U.S. National Championships and the second Grand Slam tournament of the three played that year.Finals
defeated William Clothier 6–1, 6–2, 5–7, 1–6, 6–1Women's Singles
defeated Maud Barger-Wallach 6–0, 6–1/ Harold Hackett defeated Maurice McLoughlin / George Janes 6–4, 6–4, 6–0Women's doubles
/ Edith Rotch defeated Dorothy Green / Lois Moyes 6–1, 6–1/ Wallace F. Johnson defeated Louise Hammond Raymond / Raymond Little 6–2, 6–0
