Frank Gehry, architect (Guggenheim Museum in Spain)
Shalom Harlow, model
Eric McCormack, actor
Alexander Graham Bell -- I didn't know that!
James Naismith -- invented the game of basketball in 1891 -- I didn't know that either!

And some you know...
Alex Trebek
Peter Jennings
Funny people- John Candy, Dan Aykroyd, Catherine O'Hara, Mike Myers, Martin Short, Howie Mandel, Rick Moranis, Dave Thomas, Caroline Rhea, the late Phil Hartman
William Shatner
Michael J. Fox
The late Leslie Nielsen

Barenaked Ladies
Rush
Men Without Hats
Nickelback
Donald Sutherland

(source: Wikipedia)