Giorgos "George" Kollias is a Greek heavy metal drummer best known for his work with American technical death metal band Nile. He is the first Nile drummer to perform every song on more than one full-length album. His sponsors include Zildjian cymbals, Evans, Vic Firth, and Pearl; the last with whom he co-designed the Demon XR bass drum pedals. In addition to being the drummer of Nile, he also teaches drums at the Modern Music School in Athens.