Gwynyth Walsh is a Canadian actress best known for her role of the Star Trek character B'Etor, one of the Duras sisters.
She was born in Winnipeg, Manitoba in 1958 and raised in Vancouver. Walsh earned her Bachelor of Fine Arts at the University of Alberta and started her career appearing on stage across Canada and in the United States in many classics. For Shakespeare's Much Ado About Nothing she won a Dramalogue Award - Best Actress for her portrayal of Beatrice. Her first appearance on screen was in a 1984 TV musical Iolanthe.