Lenka Peterson (born Betty Ann Isacson; October 16, 1925 – September 24, 2021) was an American theater, film, and television actress.

[4] Peterson had the role of Corliss Archer in a USO-sponsored troupe that performed on military bases in Japan, the Philippines, and other places in the Pacific.

[3] One of the first members admitted to New York City's Actors Studio,[7] Peterson's Broadway portrayals included Ella in Sundown Beach (1948), Maude in The Grass Harp (1952), Kitty in The Time of Your Life (1955), Sally and Mary in All the Way Home (1960), Rose in Nuts (1980), and Sarah in Quilters (1984).

On television, she portrayed Faye Banister on the NBC drama Young Dr. Malone (1958),[10]: 120  Martha Skerba on the ABC serial A Time for Us (1964),[10]: 1085  Doris Bonino on the NBC comedy Bonino (1953)[10] and Eve Morgan on the ABC comedy Love, Sidney (1981)[10]: 629-630  and was a cast member of the series Herb Shriner Time (1951),[10]: 451  Search for Tomorrow, playing Isabel Moore in 1962 and Evelyn Reedy in 1977, A Flame in the Wind, Another World as Marie Fenton from 1983 to 1984 and later Lorna Devon's adopted grandmother, and Code of Vengeance.

[11] She also played Grandmom in the American Playhouse production of John Updike's story, Pigeon Feathers in 1988.