Who knew there were so many famous people named Ion in the world? Our list of celebrities named Ion 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 Ions 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 Ion, actors named Ion, and much more. Ion Antonescu, Ion Overman, and Ion Theodorescu-Sion are only a few of the well-known people named Ion on this list.