Gloria McMillan (March 13, 1933 – January 19, 2022) was an American actress who worked extensively in radio but is perhaps best known for her role as Harriet Conklin, the student of Miss Brooks and the daughter of Principal Osgood Conklin, on the 1950s sitcom Our Miss Brooks.  McMillan was born in Portland, Oregon, but her family moved to Hollywood, California, when she was 7. She attended Westlake School for Girls, Immaculate Heart High School, and Mount Saint Mary's College. She also studied piano under Amparo Iturbi, fitting four hours of practice in among her other daily activities.

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