en 1958 U.S. National Championships (tennis)

1958 U.S. National Championships
1958 U.S. National Championships
Date	29 August – 7 September
Edition	78th
Category	Grand Slam (ILTF)
Surface	Grass
Location	Forest Hills, Queens; New York City, United States
Venue	West Side Tennis Club
Champions
Men's singles
	Ashley Cooper
Women's singles
	Althea Gibson
Men's doubles
	Alex Olmedo / Ham Richardson
Women's doubles
	Jeanne Arth / Darlene Hard
Mixed doubles
	Margaret Osborne / Neale Fraser

The 1958 U.S. National Championships (now known as the US Open) 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 29 August until 7 September. It was the 78th staging of the U.S. National Championships, and the fourth Grand Slam tennis event of the year.

Finals

Ashley Cooper defeated Malcolm Anderson 6–2, 3–6, 4–6, 10–8, 8–6

Althea Gibson defeated Darlene Hard 3–6, 6–1, 6–2

Alex Olmedo (USA) / Ham Richardson (USA) defeated Sam Giammalva (USA) / Barry MacKay (tennis) (USA) 3–6, 6–3, 6–4, 6–4 ^[2]

Jeanne Arth (USA) / Darlene Hard (USA) defeated Althea Gibson (USA) / Maria Bueno (BRA) 2–6, 6–3, 6–4 ^[3]

Margaret Osborne (USA) / Neale Fraser (AUS) defeated Maria Bueno (BRA) / Alex Olmedo (USA) 6–4, 3–6, 9–7 ^[4]

^ "1958 US Open – Men's singles draw". Association of Tennis Professionals (ATP).
^ Collins, Bud (2010). The Bud Collins History of Tennis (2nd ed.). [New York]: New Chapter Press. p. 477. ISBN 978-0942257700.
^ Collins, p. 480
^ Collins, p. 482

Preceded by 1958 Wimbledon Championships	Grand Slams	Succeeded by 1959 Australian Championships