Caroline Harker (born 1966) is an English stage and television actress, the sister of actress Susannah Harker, and the daughter of actors Polly Adams and Richard Owens. Harker is married to fellow actor Anthony Calf, and is perhaps well-known for her roles as Celia in the BBC's Middlemarch, and as WPC (later D.S) Hazel Wallace in the ITV police drama A Touch of Frost.

Sister of actress Susannah Harker.

Daughter of actors Polly Adams (I) and Richard Owens (I).

Great niece of Gordon Harker.

Two children - Cecilia Ann L Calf (b. October 1995) and Anemone Georgiana Calf (b. November 2002).