Mary Anne Duff
From A Compendium of Irish Biography, 1878
Duff, Mary Anne, an actress, was born in Dublin. Her maiden name was Dyke; she was sister-in-law to Moore the poet. She married John Duff, a comedian, and after playing in Dublin for some time, they emigrated to the United States in 1810, and became general favourites. Drake styles her "a beautiful woman, and a celebrated tragedian." In 1828 she played for a time in London. She died in Cincinnati, November 1832.
37a. Biographical Dictionary—American Biography: Francis S. Drake. Boston, 1876.