2009 Grand Prix of Mosport

The 2009 Grand Prix of Mosport presented by Mobil 1 is the eighth round of the 2009 American Le Mans Series season.

It took place at Mosport International Raceway, Bowmanville, Ontario, Canada on August 30, 2009.

Corvette Racing earned their first victory since the team moved to the GT2 category two rounds prior.

The ALMS Challenge category did not participate in this event due to the high speed differences between various classes.

Cars failing to complete 70% of winner's distance marked as Not Classified (NC).