Sharon Eileen Acker (April 2, 1935 – March 16, 2023) was a Canadian film, stage, and television actress and model.

[2][4] Turning down a long-term contract with the producers of Lucky Jim, Acker returned to Canada in 1957 with her husband to raise a family.

She appeared in a 1961 Canadian Broadcasting Corporation (CBC) production of Macbeth with Sean Connery, directed by Paul Almond.

In 1969 she guest-starred in the Star Trek episode "The Mark of Gideon" as Odona, a young woman who chooses to sacrifice herself by introducing disease to her overpopulated planet.

[11] During this period, Acker also made a guest appearance on episode five of the second season of The Love Boat, which initially aired on October 20, 1978.