Damien, also spelled Damian, can refer to:Names:

• Father Damien, a Catholic missionary
• Damien Duff, an Irish football (soccer) player
• Damien Echols, convicted of murder, subject of film "Paradise Lost"
• Damien Karras, the protagonist of the novel and film The Exorcist
• Damien Leith, an Irish-Australian musician and novelist
• Damien Mildury, a fox in the children's hospital radio series "The Space Gypsy Adventures"
• Damien Nash, an American football player.
• Damien Parer, an Australian photographer and film maker
• Damien Rice, an Irish musician
• Damien Thorn, the main character in the The Omen series of horror films
• Damien Trotter, a character in the sitcom Only Fools And Horses
• Damien Lim,Basketball player

Nicknames:

• Leonardo Carrera, a professional wrestler who went by the name Damien

Others:

• Damien High School, a private Catholic all-boys high school in California
• Damien Memorial School, a private Catholic all-boys school in Honolulu, HI
• Damien , a song from the album Horror Show by Iced Earth
• Damien, the first of Jake Roberts' three snakes
• Damien
• Damien , by Aldyth Morris
• Damien , a band
• In the United Kingdom, it is sometimes used as a rhyming slang for a first class honours degree delivered by a British University, after artist Damien Hirst's last name.

Given namesDamien