Daniel Albert Halldorson (April 2, 1952 – November 18, 2015) was a Canadian professional golfer who played on the PGA Tour and the Canadian Tour. Halldorson was born in Winnipeg, Manitoba, and raised in Brandon, Manitoba. He did not attend college and turned pro in 1971. He joined the Canadian Tour in 1973 and the PGA Tour in 1975. Halldorson played briefly on the Champions Tour after turning 50 in 2002. Halldorson died from a massive stroke at the age of 63.