This week, former senator Rick Santorum officially broke the seal on 2012 election speculation by throwing his name into the running for the Iowa caucuses. Santorum's statements about homosexuality and his hard-edged conservatism make him a less than ideal GOP nominee--or maybe they make him the perfect nominee--but what about Santorum's competitors?

Click through this slideshow for a look at the other Republicans who might run in 2012.

Courtesy of Getty Images

--Elise Foley and Noah Kristula-Green