Diary of a Bachelor is a 1964 American comedy film directed by Sandy Howard and starring William Traylor, Joe Silver and Dagne Crane.

Joanne, a young bride-to-be, has found the diary of her intended, Skip O'Hara, a man notorious for being a playboy.

[2] TV Guide panned the film and gave it one star, stating "Told in a series of redundant flashbacks, the clumsy hand of producer/director Howard fails to keep interest for long.

An unsympathetic character's life told in an uncaptivating style doesn't leave much room for praise.

"[3] Variety also criticized the film as a "tame tale" with the byline "lack of names and generally pallid comedy make it candidate for second billing.