Affairs of a Gentleman is a 1934 American Pre-Code drama film directed by Edwin L. Marin and written by Cyril Hume, Peter Ruric and Milton Krims, adapted from the play by Edith Ellis and Edward Ellis (actor). The film stars Paul Lukas, Leila Hyams, Patricia Ellis, Phillip Reed, Onslow Stevens and Dorothy Burgess. The film was released on May 1, 1934, by Universal Pictures.

Cyril Hume was an American novelist and screenwriter. Hume was a graduate of Yale University, where he edited campus humor magazine The Yale Record. He was an editor of the collection The Yale Record Book of Verse: 1872–1922 (1922).