Bryn Mawr College is a women's liberal arts college in Bryn Mawr, Pennsylvania. Founded as a Quaker institution in 1885, Bryn Mawr is one of the Seven Sister colleges, a group of historically women's colleges in the United States. It is one of 15 Quaker colleges in the United States. The college has an enrollment of about 1,350 undergraduate students and 450 graduate students. It was the first women's college to offer graduate education through a PhD.

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.