Celebrity names that start with a?

If you are referring to only first names, then: Adele, Angelina Jolie, Ashley Tisdale, Ashlee Simson, Adam Levine, Arnold Schwarzenegger, and from the old days, Amos 'n Andy, and Abbott & Costello.

If you are referring to last names, then: Jennifer Aniston, Dan Ayckroyd, and from the old days, Julie Andrews and Fred Astaire.