Radcliffe College was a women's liberal arts college in Cambridge, Massachusetts, that was founded in 1879. In 1999, it was fully incorporated into Harvard College.

Women's colleges in the United States are private single-sex U.S. institutions of higher education that only admit female students. They are often liberal arts colleges. There are approximately 26 active women's colleges in the United States in 2024, down from a peak of 281 such colleges in the 1960s.