List of U.S. Women’s Open champions – Wikipedia

The U.S. Women’s Open is an annual golf competition that was established in 1946. As of 1953, the championship is sanctioned by the United States Golf Association (USGA), which is the governing body of the game in the United States. Previously, the event was played as the “Ladies” Open, and was sanctioned by the Women’s Professional Golfers Association from 1946–1948.

https://en.wikipedia.org/wiki/List_of_U.S._Women%27s_Open_champions