The married couple, who are best known for appearing on reality show The Hills, headed up the 'moron' category in the magazine.
The publication said of Montag: "You used to be famous for being famous. Then you were famous for getting lots of plastic surgery and selling only 658 copies of your album in its first week. Now you're not famous. That was fast."
Nadya "Octomom" Suleman, former American Idol judge Paula Abdul and actor Joaquin Phoenix also featured on the list.