Nora Barnacle Joyce (born Norah Barnacle; 21 March 1884 - 10 April 1951) was the muse and wife of Irish author James Joyce.

Barnacle and Joyce's life together has been the subject of much popular interest. Nora Barnacle, a 1980 play by Maureen Charlton, was made about their relationship. Barnacle was the subject of a 1988 biography, Nora: A Biography of