A single diver represented Italy in 1920. It was the nation's third appearance in the sport. De Sanctis was unable to advance past the first round in either of his two events.

Ranks given are within the semifinal group.

Four swimmers, all men, represented Italy in 1920. It was the nation's fourth appearance in the sport. None of the individual swimmers advanced to the finals, though the relay did advance before finishing fifth in the final.

Ranks given are within the heat.

Italy competed in the Olympic water polo tournament for the first time in 1920. The Bergvall System was in use at the time. Italy forfeited its round of 16 match with Spain, then was defeated by Greece in the bronze medal tournament.

24 athletes represented Italy in 1920. It was the nation's fourth appearance in athletics. Frigerio gave the nation its first gold medals in the sport by winning both of the racewalking competitions. Italy's long-distance successes also included a bronze in the marathon and a bronze in the steeplechase. Overall, the nation placed fourth on the athletics medals leaderboard.

Ranks given are within the heat.

Five boxers represented Italy at the 1920 Games. It was the nation's debut in boxing. Garzena had the best performance for Italy, taking all three of the nation's wins on his way to a bronze medal.

Twelve cyclists represented Italy in 1920. It was the nation's third appearance in the sport. Italy took its first Olympic cycling medal when its pursuit team won the gold. Italy also had three cyclists place in the top eight of the 50 kilometres event, though none was able to secure a medal.

Ranks given are within the heat.

Ten equestrians represented Italy in 1920. It was the nation's second appearance in the sport. The Italian equestrians were fairly successful, winning five medals to take third place on the equestrian leader board for the Games. Italians took the top two spots in the individual jumping competition, as well as a bronze in the individual eventing. The nation also earned a medal in each of the two team events in which it participated, a silver in the eventing and a bronze in jumping (which, by the rules of the day, had to consist of entirely different riders than the individual jumping event).

Nineteen fencers represented Italy in 1920. It was the nation's fourth appearance in the sport. The Italian fencers took five of the six gold medals; the individual épée was the only event not won by an Italian (Italy's best result in that event was sixth place). Nedo Nadi took the individual gold medals in the foil and sabre; both he and his brother Aldo were on all three of the gold-medal teams. Aldo Nadi also took a silver medal in the individual sabre.

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Wikipedia