Stewart Lynn "Stu" Blusson, OC (born 1939) is a Canadian businessman, geologist, investor, philanthropist, and prospector.
In 2002, Blusson donated key start-up funds necessary for Quest University Canada in Squamish, British Columbia.
In 2006, Blusson donated $10 million for the Archon X PRIZE to develop a quick and inexpensive way to sequence the human genome.
In 1998, Ekati opened, a joint venture between BHP Diamonds Inc. (51%), Dia Met Minerals (29%), Fipke (10%), and Blusson (10%).
The prize is named after the ancient Archean Craton core plate beneath Canada where diamonds were discovered.