Glenn Langan (8 Julie 1917 – 26 Januarie 1991) was 'n Amerikaanse akteur. Hy was bekend vir sy rolle in die rolprente Hangover Square (1945), Dragonwyck (1946), Treasure of Monte Cristo (1949), en The Amazing Colossal Man (1957).
- 1945: Hangover Square
- 1945: A Bell for Adano
- 1946: Dragonwyck
- 1946: Margie
- 1947: The Homestretch
- 1948: Fury at Furnace Creek
- 1949: Treasure of Monte Cristo
- 1950: The Iroquois Trail
- 1950: Rapture
- 1952: Hangman's Knot
- 1953: One Girl's Confession
- 1954: The Big Chase
- 1955: Outlaw Treasure
- 1957: The Amazing Colossal Man
- 1957: Jungle Heat
- 1952: Boss Lady
- 1953: The Revlon Mirror Theater
- 1967: Hondo