Glen is a masculine given name. Notable people with the name include:
Glen Benton, bass/vocals for Deicide, a death metal band
Glen Campbell, singer
Glen Cook, American science fiction and fantasy author
Glen Christian, American football player
Glen Davis (basketball) (born 1986), American basketball player
Glen Drover, guitarist
Glen Gauntt, American football player
Glen Hansard, songwriter and vocalist/guitarist for Irish rock group The Frames
Glen Kamara (born 1995), Finnish footballer
Glen Miller (basketball coach), head men's basketball coach at the University of Pennsylvania
Glen Ojanpera, author of the Eye of the Dragon trilogy
Glen Saville, former Australian basketball player
Glen Walker, American football player
Glen Walshaw, Zimbabwean freestyle swimmer