Who knew there were so many famous people named A.J. in the world? Our list of celebrities named A.J. 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 A.J.s 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 A.J., actors named A.J., and much more. A.J. Greene, A.J. Pollock, and A.J. Applegate are only a few of the well-known people named A.J. on this list.