History and Culture The Boy Who Lived is 33 By Mike on Jul 31, 2013Jul 30, 2013 Think about it. Harry Potter the “Boy Who Lived” was born on July 31, 1980. He’s 33. Potter shares a birthday with his creator, author J.K. Rowling. Born on this day in 1965. On a side note, actor Daniel Radcliffe is 24 (Born July 23, 1989). Born on this DayHarry PotterJ.K. Rowling