Who knew there were so many famous people named Giacomo in the world? Our list of celebrities named Giacomo includes pictures and information about each person when available, so you can get to know them a little better if you don't know them. The famous Giacomos below come from all walks of life, but all ended up achieving fame or notoriety in one way or another. This list includes singers named Giacomo, actors named Giacomo, and much more. Giacomo Puccini, Giacomo Leopardi, and Giacomo Casanova are only a few of the well-known people named Giacomo on this list.