Marti Stevens (née Martha Schenk; born New York City) is a retired American singer and actress. She appeared in television shows such as It Takes a Thief, The Love Boat and Stagecoach West. She appeared in an Australian production of the play Forty Carats and in High Spirits, the musical version of Blithe Spirit, in London's West End in 1964. She also had a starring role in the 1962 film, All Night Long.