The 1970 U.S. Women's Open was the 25th time this major championship tournament was played. For the second consecutive year, Donna Caponi emerged as the champion. Winner: Donna Caponi, 287 Where it was played: Muskogee Country Club in Muskogee, Oklahoma Tournament dates: July 2-5, 1970 Leaders after first round: Donna Caponi, Carol Mann, 69 Leader after second round: Donna Caponi, Carol Mann
