| 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. | ||||
| Jack, Henry B. | Lincoln |
| Jackson, Mrs. Martha J. | Neola |
| Jackson, J. S. | Waveland |
| Jackson, James A. | Council Bluffs |
| Jacquemin, C. B. | Council Bluffs |
| James, H. | Council Bluffs |
| James, Stephen | James |
| Jamison, Peter | Grove |
| Jefferson, Thomas H. | James |
| Jeffryes, R. S. | Macedonia |
| Johnson, J. W. | Waveland |
| Johnson, Dr. S. M. | Macedonia |
| Johnson, W. T. | Grove |
| Johnson, F. T. C. | Norwalk |
| Jones, David T. | York |
| Jones, Hardin | Rockford |
| Jones, John Green | Rockford |
| Jones, R. F. | Macedonia |