I'll Be Yours is a 1947 American musical comedy film directed by William A. Seiter and starring Deanna Durbin. Based on the play A jó tündér by Ferenc Molnár, the film is about a small-town girl who tells a fib to a wealthy businessman, which then creates complications. The play had earlier been adapted for the 1935 film The Good Fairy by Preston Sturges.

William Alfred Seiter was an American film director.