Catherine Conroy was a founding member of both the National Organization for Women and the Coalition of Labor Union Women.

Carin Clauss was the first woman Solicitor in the U.S. Department of Labor.

Clara Bewick Colby, a prominent suffragist, orator, and journalist, started a newspaper called the WOMAN’S TRIBUNE.

Laurel Clark was an accomplished doctor, U.S. Navy captain, and NASA astronaut who died aboard the space shuttle Columbia in 2003.

Ardie Clark Halyard co-founded the first African American-owned savings and loan association (S&L) and was the first woman president of the Milwaukee NAACP chapter.

Kathryn "Kay" Clarenbach was a founding member and the first chair of the National Organization for Women (NOW) and won gains for women's rights in state and federal politics.

Lynne Cheney, who served as Second Lady of the United States, has devoted much of her career to writing and speaking about the importance of American history education.

Dickey Chapelle was the first female American war correspondent to parachute with American troops and the first killed covering combat.

Women’s suffrage leader Carrie Chapman Catt was very important in getting the 19th Amendment to the U.S. Constitution passed.

Joyce Carlson was a Disney artist known for her work on the film LADY AND THE TRAMP and on the "It's a Small World" theme park attraction.