Rebecca Grant De Longueuil, more commonly known as Rebecca Grant (born 1981), is a British actress, most notable for her role as Sister Anderson on Holby City.

Grant has taken television parts in The Way We Live Now, Kristina, and Other People as well as on the big screen in Flipside and The Other Boleyn Girl.

Her stage credits include: The House of Bernarda Alba; Who is this Jesus?; Bloodwedding; Why is John Lennon Wearing a Skirt?; Carmen; Roy Hudd's Aladdin; Bombay Dreams; Mahabharata; Burlesque; One Flew over the Cuckoo's Nest; Twelfth Night; The Glass Cage,