Cristóbal Mauricio Silva Ibaceta (born October 12, 1979 in Santiago) is a Chilean amateur mountain biker. He has won five Chilean national championship titles in men's mountain biking, and also represented his nation Chile in two editions of the Olympic Games (2004 and 2008). Silva spotted officially on his major international debut at the 2004 Summer Olympics in Athens, where he scored a fortieth place in the men's cross-country race with only a single lap left to complete.