Edith Wilson, wife of President Woodrow Wilson, was the de facto President of the United States.
http://michiganradio.org/post/edith-wilson-first-lady-and-acting-president(Scroll down until you come to the section on Edith Wilson)One of the big questions of the 2016 presidential race is whether we’ll finally see a woman in the White House.
But there’s a little-known secret that’s finally coming to light: It wouldn’t be the first time a woman has run the country.
From late 1919 until March 1921, first lady Edith Galt Wilson was the de facto president of the United States.
Sorry Hillary.