The men's light heavyweight event was part of the boxing programme at the 1956 Summer Olympics. The weight class was allowed boxers of up to 81 kilograms to compete. The competition was held from 23 November to 1 December 1956. 11 boxers from 11 nations competed.
Medalists
Results First round Andrzej Wojciechowski (POL) def. Lennart Risberg (SWE), RSC-3 Gheorghe Negrea (ROU) def. Piet van Vuuren (SAF), PTS Ottavio Panunzi (ITA) def. Gerald Collins (CAN), PTS
Quarterfinals Romualdas Murauskas (URS) def. Anthony Madigan (AUS), PTS James Boyd (USA) def. Rodolfo Díaz (ARG), PTS Carlos Lucas (CHI) def. Andrzej Wojciechowski (POL), PTS Gheorghe Negrea (ROU) def. Ottavio Panunzi (ITA), PTS
Semifinals James Boyd (USA) def. Romualdas Murauskas (URS), PTS Gheorghe Negrea (ROU) def. Carlos Lucas (CHI), PTS
Final James Boyd (USA) def. Gheorghe Negrea (ROU), PTS
References
https://web.archive.org/web/20080912181829/http://www.la84foundation.org/6oic/OfficialReports/1956/OR1956.pdf