A
- Dudley W. Adams §
- John T. Adams
- Julie Adams
- Trev Alberts
- Bess Streeter Aldrich
- James Allen
- Fran Allison
- William B. Allison §
- Lew Anderson
- Rudolph Martin Anderson
- Pat Angerer
- Cap Anson
- Brynild Anundsen §
- Appanoose
- Samuel Z. Arkoff
- Herbert W. Armstrong
- Tom Arnold
- Adrian Arrington
- Matthew Ashford
- John Vincent Atanasoff §
- Kate Austen
Read more about this topic: List Of People From Iowa