The Amazing Race 13 is the 13th installment of the reality television competition series The Amazing Race. It featured 11 teams of two, each with a preexisting relationship, in a race around the world.

The 13th season was part of the fall line-up for 2008-09 season and premiered Sunday nights at 8:00 p.m. ET/PT starting on September 28, 2008 and the season finale aired on December 7, 2008 at 8:00 p.m. ET/PT.