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 Axis Pedals; the last with whom he released his signature bass drum pedals. In addition to being the drummer of Nile, he also teaches drums at the Modern Music School in Athens.

Nile is an American death metal band from Greenville, South Carolina, formed in 1993. The band's current lineup consists of founding member Karl Sanders, George Kollias (drums), Brian Kingsland and Dan Vadim Von. The band is known for their dedicated lyrical and musical style, which is inspired by Egyptology and works of H. P. Lovecraft. Since its formation, the band has released nine studio albums, two compilations, three extended plays, two demos, three singles, and five music videos. Their latest studio album, Vile Nilotic Rites, was released on November 1, 2019, through Nuclear Blast.