Ottone Hamerani

File:Medal commemorating Princess Maria Clementina Sobieska.PNG, 1719]]

Ottone Hamerani (1694–1768), also known as Otto Hamerani, was an Italian medallist.

Hamerani was born in Rome, Italy, the son of another medallist Giovanni Hamerani. He worked with several popes in producing coins, and was named Master of the Mint at Rome from 1734 until his death in 1768.{{cite web|url=http://www.historicalartmedals.com/MEDAL%20WEB%20ENTRIES/BIOSKETCHES%20AND%20OTHER%20TEXT/ITALY/medallists.htm|title=Brief Biographies of Italian Medallists|accessdate=2009-10-20}}