A single diver represented Italy. It was Italy's second appearance in diving, with Carlo Bonfanti being the nation's only diver both in 1912 and 1908. Bonfanti did not reach the final in either of his two events.
Two swimmers competed for Italy at the 1912 Games. It was the third time the nation appeared in swimming, and both swimmers had previously competed in 1908.
Neither Massa nor Baiardo was able to advance to an event final. Massa's second-place finish in his initial heat of the 100 metre freestyle was the only race in which either was not eliminated. Massa did not appear for his quarterfinal race, but was allowed to compete in the semifinals.
14 athletes represented Italy. It was the nation's third appearance in athletics. Fernando Altimani's bronze medal in the 10 kilometre racewalk was Italy's best result and only medal in the sport.
Ranks given are within that athlete's heat for running events.
Nine fencers represented Italy. It was the third appearance of the nation in fencing. Italy's foilists did well, taking the gold and silver medals as well as having a third finalist. The medals were Italy's first in individual amateur events. Nedo Nadi, the gold medalist in the foil, was also the only non-Hungarian to reach the final in the sabre, placing fifth.
Eighteen gymnasts represented Italy. It was the third appearance of the nation in gymnastics. Italy entered six gymnasts in the individual competition, winning the gold and bronze medals and having all six gymnasts place in the top ten. Alberto Braglia, the defending Olympic champion, was the individual champion again. The Italian team also entered one of the three team competitions to win their second gymnastics gold of 1912.
Italy was represented by six wrestlers in its second Olympic wrestling appearance. None of the six advanced past the fourth round, as the team compiled a combined record of 8-12.
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