Nicholas Flanagan (born 13 June 1984) is an Australian professional golfer. Flanagan was born in Belmont, New South Wales. He won the 2003 U.S. Amateur, the first non-American winner since 1971. He was awarded the 2003 Australian Young Male Athlete of the Year. He turned professional in 2004. Flanagan currently plays on the Nationwide Tour. He achieved his first professional win at the 2005 Queensland Masters, which is part of the PGA Tour of Australasia's developmental series known as the Von Nida Tour.