| The Pottawattamie County Genealogical Society has access to at least one biography for the following early residents of Pottawattamie County. | ||||
| Index | ||||
| Note: Except for Council Bluffs, all references in the second column are to a township. | ||||
| Tate, James | Minden | 
| Taylor, N. A. | Council Bluffs | 
| Tedro, John D. | Grove | 
| Templeton, J. W. | Garner | 
| Terry, H. A. | Crescent | 
| Terry, Henry S. | Crescent | 
| Thomas, Dr. F. S. | Macedonia | 
| Thomas, Herbert M. | Hardin | 
| Thomas, Reason R. | Center | 
| Thomas, W. H. | Boomer | 
| Tiarks, John J. | Garner | 
| Tipton, J. G. | Council Bluffs | 
| Todd, Levi W. | Neola | 
