Dolores Costello (17 September 1903 – 1 Maart 1979) was 'n Amerikaanse aktrise. Sy was bekend vir haar rolle in die rolprente The Sea Beast (1926), When a Man Loves (1927), Old San Francisco (1927), en The Magnificent Ambersons (1942). 1925: Greater Than a Crown 1926: The Sea Beast 1926: Bride of the Storm 1926: The Little Irish Girl 1926: Mannequin 1926: The Third Degree 1927: When a Man Loves 1927: Old San Francisco 1927: The College Widow 1927: The Heart of Maryland 1927: A Million Bid 1928: Glorious Betsy 1928: Tenderloin 1928: Noah's Ark 1929: Glad Rag Doll 1929: Hearts in Exile 1929: Madonna of Avenue A 1929: The Redeeming Sin 1930: Second Choice 1931: Expensive Women 1936: Little Lord Fauntleroy 1936: Yours for the Asking 1938: The Beloved Brat 1938: Breaking the Ice 1939: King of the Turf 1939: Outside These Walls 1939: Whispering Enemies 1942: The Magnificent Ambersons 1991: Myrna Loy: So Nice to Come Home to Dolores Costello in die Internet-rolprentdatabasis