Daniel Monzoro Fontana (born December 31, 1975 in General Roca, Río Negro) is a triathlete with double nationality Argentine and Italian, since 2006 he runs under the Italians colors.
Fontana competed in the second Olympic triathlon at the 2004 Summer Olympics. He placed twenty-eighth with a total time of 1:57:14.20.
Fontana competed in the third Olympic triathlon at the 2008 Summer Olympics. He placed thirty-third with a total time of 1:52:39.21.