Xanatos may refer to:

• David Xanatos, a character from Gargoyles
• Xanatos, a character from the Jedi Apprentice books
• Xanatos, director of Counter-Strike for Kids

See also:

• Thanatos, the Greek god of death

• Marko Anđelković
• Marko Anđić
• Marko Arnautović
• Marko Asmer
• Marko Baacke
• Marko Babić (soldier)
• Marko Banić
• Marko Basa
• Marko Bedenikovic
• Mark Obenshain
• Mark obenshain
• Mark O'Brien (footballer, born 1984)
• Mark O'Brien (Ontario politician)
• Marko bulat
• Marko Cavka
• Mark Occhilupo
• Marko Celebonovic
• Marko Cepenkov
• Marko Cheremshyna
• Mark o'connell
• Mark O'Connell (Drummer)
• Mark O'Connell (musician)
• Mark O'Connor (footballer)
• Marko Danylovych Bezruchko
• Marko Dapcevich