Who knew there were so many famous people named Jan in the world? Our list of celebrities named Jan 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 Jans 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 Jan, actors named Jan, and much more. Jan Hooks, Jan Vertonghen, and Jan Smithers are only a few of the well-known people named Jan on this list.