George R. R. Martin was born in the first half of the 20th century.
The 20th century was a century that began on January 1 , 1901 and ended on December 31 , 2000 . George R. R. Martin . George Raymond Richard Martin ( born George Raymond Martin ; September 20 , 1948 ) , 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 .