Yes, Calgary has a great history of being praised and ranked as number 1.
The following are the rankings that placed Calgary as #1.
Mercer - 2009
Calgary #1 - Canada's best places to live and work
Canadian Business/MoneySense - 2009
Calgary #1 for metro areas - Canadian competitiveness rankings
Site Selection Magazine - 2009
Calgary #1 - Canada's smartest city
Maclean's/Canadian Council on Learning - 2009
Calgary #1 - Canada's most cultured city
Maclean's/Canadian Council on Learning - 2009
Calgary #1 - Canada's most active city
Maclean's/Canadian Council on Learning - 2009
Calgary #1 of 3 - world capitals of the future (emerging world cities)
Forbes
Calgary #1 in Canada - most livable city for singles
Maclean's/Canadian Council on Learning - 2008
Calgary #1 in world - quality of living: health and sanitation
Maclean's/Canadian Council on Learning - 2010
Calgary #1 - Canada's most wired city (spending on internet services)
Forbes - 2010
Calgary #1 (in world) - quality of living eco-city ranking