| American Masters: Eugene O'Neill: Biography of the twentieth-century playwright. |
| eOneill.com: An Electronic Eugene O'Neill Archive: An electronic forum for discussion of O'Neill's works, collected essays, and information on the private O'Neill collection of Harley Hammerman, MD. |
| Eugene (Gladstone) O'Neill (1888-1953): Biography of the Nobel-winning American playwright, with selected bibliography. |
| Eugene O'Neill (1888-1953): Biography of American playwright Eugene O'Neill, plus links to all of his works currently in print. |
| Eugene O'Neill, Playwright: Biography, related internet resources, e-texts. |
| Eugene O'Neill: From Cardiff to Xanadu: An article examining the life and works of America's first true dramatic genius, Eugene O'Neill. |
| Literature, Arts, and Medicine Database: O'Neill, Eugene: Reviews of his dramas from a medical perspective. |
| little blue light: Eugene O'Neill: Short biography, synopses of his works, bibliography of O'Neill criticism, message board. |
| The Nobel Prize in Literature, 1936: Award presentation speech, acceptance speech at the banquet, portrait, Eugene O'Neill's autobiography at the time and a biographical note on his later years. |