Claim: Tyrion Lannister was created by an American author.
Evidence: Tyrion Lannister -LRB- also referred to as `` the Imp '' or `` the Halfman '' -RRB- is a fictional character in A Song of Ice and Fire , a series of fantasy novels by American author George R. R. Martin , and its television adaptation Game of Thrones.
George Raymond Richard Martin -LRB- born George Raymond Martin ; September 20 , 1948 -RRB- , often referred to as GRRM , is an American novelist and short-story writer in the fantasy , horror , and science fiction genres , screenwriter , and television producer.