Elsa Elizabeth Monterroso (born 13 December 1971) is a Guatemalan former long-distance runner who competed over distances from 1500 metres up to the half marathon. She was active in the 1990s and 2000s. She represented her country at the 2003 Pan American Games and was twice a finalist. She competed twice at world level, at the 2000 IAAF World Half Marathon Championships and the 2004 IAAF World Cross Country Championships.