Margaret "Peg" Hillias (June 24, 1914 – March 18, 1960) was an American actress of stage, film and television.

Born in Council Bluffs, Iowa, Hillias first acted as a student at Northeast High School.

[1] On radio, Hillias was the lead actress in Manhattan Mother and worked in three other serials.

[1] Hillias portrayed Eunice Hubbell, neighbor to Stanley and Stella Kowalski in A Streetcar Named Desire, which she played on Broadway and reprised in the film version, starring Vivien Leigh and Marlon Brando.

[2] Hillias died on March 18, 1960, in St. Luke's Hospital[1] in Kansas City from complications that followed heart surgery.