尤金·奥尼尔被戏剧评论家称为现代美国戏剧之父,他先后4次获普利策戏剧奖,1926年被授予耶鲁大学荣誉文学博士学位,1936年荣膺诺贝尔文学奖。他为美国现代戏剧的发展立下了不朽功勋,使落后的美国戏剧赶上了世界戏剧发展的步伐,为美国戏剧赢得了世界声誉。本文主要从尤金·奥尼尔创作的早期、中期和晚期三个层面分析了其作品的悲剧类型。 Eugene O’Neill, known as the father of modern American theater by theater critics, received the Pulitzer Prize four times in a row, was awarded a Ph.D. in honor of Yale University in 1926, and was awarded the Nobel Prize in Literature in 1936. He set an immortal feat for the development of the modern American theater, so that the backward American drama catches up with the pace of the development of world drama and has won the world reputation for the American drama. This article analyzes the tragedies of his works mainly from the early, middle and late stages of Eugene O’Neill’s creation.