Molly O'Day (16 Oktober 1911 – 22 Oktober 1998) was 'n Amerikaanse aktrise. Sy was bekend vir haar rolle in die rolprente The Patent Leather Kid (1927), The Little Shepherd of Kingdom Come (1928), The Shepherd of the Hills (1928), en Bars of Hate (1935).
- 1927: The Patent Leather Kid
- 1927: Hard-Boiled Haggerty
- 1927: The Lovelorn
- 1928: The Little Shepherd of Kingdom Come
- 1928: The Shepherd of the Hills
- 1930: Sisters
- 1931: Sea Devils
- 1932: Devil on Deck
- 1933: Get That Venus
- 1933: Gigolettes of Paris
- 1934: Hired Wife
- 1934: Chloe, Love Is Calling You
- 1935: Bars of Hate
- 1935: The Law of 45's
- 1935: Lawless Border
- 1935: Skull and Crown
