Tina Louise (née Blacker; born February 11, 1934) is an American actress widely known for her role as movie star Ginger Grant in the CBS television situation comedy Gilligan's Island. With the death of Dawn Wells in 2020, Louise became the last surviving cast member of the TV series.

She began her career on stage in the mid-1950s before landing her breakthrough role in 1958 drama film God's Little Acre for which she received the Golden Globe Award for New Star of the Year.

Louise had starring roles in The Trap, The Hangman, Day of the Outlaw, and For Those Who Think Young. She also appeared in The Wrecking Crew, The Happy Ending, and The Stepford Wives (1975).