The Amazing Race 15 is the fifteenth installment of the reality television show The Amazing Race. The Amazing Race 15 featured 12 teams of two, with a pre-existing relationship, in a race around the world.

The fifteenth cycle started on Sunday, September 27, 2009, with a two hour premiere. It aired on CBS in the United States, and CTV in Canada. The Amazing Race 15 aired on Sunday nights at 8:00 p.m. ET/PT with the season finale on December 6, 2009. The show is again hosted by Phil Keoghan. In Asia, it was on-air on AXN.