Martha Carey Thomas was an American educator, suffragist, and linguist. She was the second president of Bryn Mawr College, a women's liberal arts college in Bryn Mawr, Pennsylvania.

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.