(née Steeves; born February 18, 1935) (pronounced "oak") is a Canadian author of inspirational fiction. Her books are often set in a pioneer era and centered on female protagonists. Her first novel, Love Comes Softly, was published by Bethany House in 1979. As of September 2016, more than 75 others have followed. The first novel of her Canadian West series, When Calls the Heart (1983), became the basis of the current television series of the same name.

Oke is a committed Evangelical Christian. She has written many books about her faith. Oke received the 1992 President's Award from the Evangelical Christian Publishers Association for her significant contribution to Christian fiction, as well as the 1999 CBA Life Impact Award, and the Gold Medallion Award for fiction.