The 1909 U.S. National Championships tennis tournament (now known as the US Open) was a tennis tournament that took place in June and August of 1909.
The women's tournament was held from June 21 to June 27 on the outdoor grass courts at the Philadelphia Cricket Club in Philadelphia, Pennsylvania. The men's tournament was held from August 17 to August 27 on the outdoor grass courts at the Newport Casino in Newport, Rhode Island. It was the 29th U.S. National Championships and the second Grand Slam tournament of the three played that year.
William Larned (USA) defeated William Clothier (USA) 6âÂÂ1, 6âÂÂ2, 5âÂÂ7, 1âÂÂ6, 6âÂÂ1
Hazel Hotchkiss (USA) defeated Maud Barger-Wallach (USA) 6âÂÂ0, 6âÂÂ1
Fred Alexander (USA) / Harold Hackett (USA) defeated Maurice McLoughlin (USA) / George Janes (USA) 6âÂÂ4, 6âÂÂ4, 6âÂÂ0
Hazel Hotchkiss (USA) / Edith Rotch (USA) defeated Dorothy Green (USA) / Lois Moyes (CAN) 6âÂÂ1, 6âÂÂ1
Hazel Hotchkiss (USA) / Wallace F. Johnson (USA) defeated Louise Hammond Raymond (USA) / Raymond Little (USA) 6âÂÂ2, 6âÂÂ0