Steuben Co.
| Obadiah Dunham | Porter Co. |
| W. R. Dunham | Tipton Co. |
| Alexander Dunihue | Lawrence Co. - Shawswick Twp. |
| Alexander H. Dunihue | Washington Co. |
| Allen L. Dunkin | Fountain Co. |
| Benjamin M. Dunkin | Cass Co. |
| Freborn Dunkin | Owen Co. |
| William Dunkin | Cass Co. |
| Henderson Dunkle | Carroll Co. |
| Peter Dunkel | Cass Co. |
| Adam Dunlap | Johnson Co. |
| Elmer E. Dunlap | Marion Co. |
| H.N. Dunlap | Johnson Co. |
| James H. Dunlap | Tippecanoe Co. |
| John Dunlap | White Co. |
| John Dunlap | Newton Co. |
| John Dunlap, Sr. | Newton Co. |
| John A. Dunlap | Jasper Co. |
| John W. Dunlap | Kosciusko Co. |
| William L. Dunlap | Johnson Co. |
| Francis Dunlavy | Johnson Co. |
| John Dunlavy | Lawrence Co. - Shawswick Twp. |
| Ezra Albert Dunn | Porter Co. |
| Mrs. Carrie Dunn | Blackford Co. |
| Chester James Dunn | Indiana State Bios |
| Hon. George Dunn | Lawrence Co. - Shawswick Twp. |
| George H. Dunn | DeKalb Co. |
| George H. Dunn | Dearborn Co. |
| Gershom Dunn | Dearborn Co. |
| Judge Isaac Dunn | Dearborn Co. |
| James E. Dunn | Montgomery Co. |
| James T. Dunn | St. Joseph Co. |
| Jesse Elijah Dunn | Jasper Co. |
| John Dunn | Delaware Co. |
| John C. Dunn | Delaware Co. |
| John H. Dunn | Johnson Co. |
| John P. Dunn | Perry Co. |
| M.H. Dunn | Pulaski Co. |
| Monte Sylvester Dunn | Blackford Co. |
| Nathan Dunn | Jasper Co. |
| Robert Dunn | Delaware Co. |
| Virginia M. Dunn | Knox Co. |
| William Dunn | DeKalb Co. |
| William H. Dunn, M.D. | Dearborn Co. |
| William Matthew Dunn | Indiana State Bios |
| G. S. Dunnahoo | St. Joseph Co. |
| Thomas Dunne | Pulaski Co. |
| Richard Dunnigan | Vigo Co. |
| L. M. Dunning, M.D. | St. Joseph Co. |
| Samuel Dunning, M.D. | St. Joseph Co. |
| Guy Dunphy | Indiana State Bios |
| James A. Dunten | LaGrange Co. |
| M.W. Dunten | LaGrange Co. |
| Benjamin Franklin Dunwoody | Tippecanoe Co. |
| Louis P. DuPaquier | Perry Co. |
| Benedict Dupps | Dubois Co. |
| Joseph Durand | Porter Co. |
| Nelson Durand | Porter Co. |
| James S. Duret | Miami Co. |
| Col. John B. Duret | Cass Co. |
| Charles O. Durham, M.D. | Marion Co. |
| Dr. John L. Durham | Sullivan Co. |
| John Durham | Hendricks Co. |
| Rev. John P. Durham | Blackford Co. |
| Jno. K. Durkan | Vigo Co. |
| Valentine Durkes | Miami Co. |
| Thomas J. Durman | Fountain Co. |
| John Durnil | Washington Co. |
| Jarvis Duryea | White Co. |
| Henry Dutton | Miami Co. |
| John A. Duvall | Boone Co. |
| John L. Duvall | Marion Co. |
| John W. Duvall | Jasper Co. |
| John Duzan | Boone Co. |
| Mark A. Duzan | Boone Co. |
| Robert Starbuck Dwiggins | Jasper Co. |
| Louis Dwyer | Perry Co. |
| Benjamin Dye | Tippecanoe Co. |
| Charles T. Dye | Kosciusko Co. |
| George Dye, Sr. | Boone Co. |
| Horatio Dye | Pulaski Co. |
| James M. Dye | Boone Co. |
| John E. Dye | Hancock Co. |
| John J. Dye | Porter Co. |
| William Dye | Pulaski Co. |
| William Dye | Porter Co. |
| William Dye | Wayne Co. |
| G.W. Dyer | White Co. |
| George Dyer | Perry Co. |
| George G. Dyer | Greene Co. |
| William H. Dyer | Knox Co. |
| John Dygert | Steuben Co.
| George P. Dykeman | Cass Co. |
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