Ernesto Nocco (born 27 November 1957) is a retired Italian sprinter who specialized in the 400 metres.
At the 1984 Olympic Games he finished fifth in the 4 x 400 metres relay, together with teammates Roberto Tozzi, Roberto Ribaud and Pietro Mennea.
Nocco was really a mediocre 400 m runner, with a personal best time of 47.06 seconds, achieved in July 1984 in Rome.[1]