Louise Glaum (September 4, 1888 – November 25, 1970) was an American actress. Known for her role as a femme fatale in silent era motion picture dramas, she was credited with giving one of the best characterizations of a vamp in her early career. Louise Glaum began her acting career on the stage in Los Angeles, her hometown, in 1907. After a few years, she went on the road with a touring company and performed as an ingenue in the play Why Girls Leave Home. She stayed on in Chicago, where she appeared in a number of productions. After returning to Los Angeles in 1911 because of the death of her younger sister, Glaum found acting work at a movie studio. She appeared in over 110 movies from 1912 to 1925, her debut being in When the Heart Calls. After starring in Greater Than Love (1921), she retired from the screen and moved to New York. In 1925, she sued for money owed her for movie work amounting to $103,000. The suit was ultimately dismissed by the court due to technicalities. Glaum made a final movie appearance in 1925. Under contract with Associated Exhibitors, she starred as the conniving other woman opposite Lionel Barrymore in a drama directed by Henri Diamant-Berger titled Fifty-Fifty.

For over three years, Glaum headlined on the vaudeville circuit in dramatic playlets. She presented a play in which she starred, Trial Marriage, in Los Angeles in 1928. Continuing to act on the stage, she opened and appeared in her own theatre in Los Angeles in the mid-1930s and became a drama instructor. Glaum was active in music clubs over the following decades. She served as president of the Matinee Musical Club for many years and was also state president of the California Federation of Music Clubs. Louise Glaum was also a busy clubwoman over the last three decades of her life. She served as president of the Matinee Musical Club for many years and also as state president of the California Federation of Music Clubs. Louise Glaum died at age 82 of pneumonia in Los Angeles. Her funeral service was held at 10:00 a.m. on Saturday, November 28, 1970, at Pierce Brothers Mortuary, 720 West Washington Boulevard. She is interred in Angelus-Rosedale Cemetery, along with her second husband, Zachary Harris, and others of her family. She has a star on the Hollywood Walk of Fame for her work in motion pictures at 6834 Hollywood Boulevard, Hollywood.