On September 20, 1951, future Hockey Hall of Famer Guy Lafleur was born in Thurso, Quebec, Canada.
Best known for his years with the Montreal Canadiens from 1971 to 1985.
Lafleur was featured in 4 stamps from Canada, including a “motion stamp”. 

Guy Lafleur
Part of the NHL All Star Game Players (3rd series) set
Released in 2002
Designer: Stéphane Huot

      

Guy Lafleur
Part of the NHL® Great Canadian Forwards series
Released in 2016
Designers:
Avi Dunkelman | Joseph Gault | MIX Design Group

 

Guy Lafleur, 1983.12.20
From the Centenary of Montreal Canadiens  series
This one is almost impossible to scan or photograph because the image changes when the stamp is moved. 
Released 2009
Designer: Stéphane Huot

And yes, hockey is that important in Canada. 

Canadiens icon Guy Lafleur, one of hockey’s flashiest players, dead at 70 | CBC Sports