1836
T Surnames
| Surname | First Name | County | Page |
| Tade | David | Demoine | 61 |
| Tade | John | Demoine | 61 |
| Tallifan | Mr. | Dubuque | 38 |
| Tambleson | William | Dubuque | 29 |
| Tannahill | A. | Dubuque | 41 |
| Tate | William | Dubuque | 21 |
| Tate | William | Dubuque | 24 |
| Taylor | David | Dubuque | 11 |
| Taylor | George | Demoine | 62 |
| Taylor | Hawkins | Demoine | 58 |
| Taylor | James | Demoine | 64 |
| Taylor | John | Demoine | 60 |
| Taylor | Sarahann | Demoine | 62 |
| Taylor | TW | Demoine | 68 |
| Teas | Charles | Demoine | 86 |
| Teas | George W. | Demoine | 86 |
| Teas | John W. | Demoine | 86 |
| Teas | Nicholas R. | Demoine | 86 |
| Terquin | Crittenton | Demoine | 70 |
| Terrell | John | Demoine | 75 |
| Terrill | WG | Demoine | 62 |
| Thomas | Benjamin | Demoine | 64 |
| Thomas | James | Dubuque | 31 |
| Thomas | Jesse | Demoine | 78 |
| Thomas | Sarahann | Demoine | 66 |
| Thomas | VJ | Dubuque | 12 |
| Thompson | J | Dubuque | 42 |
| Thompson | James | Dubuque | 15 |
| Thompson | Willis | Dubuque | 34 |
| Thorn | GW | Dubuque | 41 |
| Thornton | Levi | Demoine | 89 |
| Thortnon | Err | Demoine | 89 |
| Tibbets | Abner | Demoine | 68 |
| Tiffin | William | Demoine | 67 |
| Tilford | Preston | Demoine | 67 |
| Tobin | P | Dubuque | 22 |
| Todd | Henry | Dubuque | 2 |
| Toheham | William | Dubuque | 33 |
| Tolman | John | Demoine | 71 |
| Toole | William L. | Demoine | 88 |
| Toolose | Jeffrey | Dubuque | 29 |
| Torbin | John | Dubuque | 21 |
| Townsend | Elijah | Demoine | 81 |
| Transche | Charles | Dubuque | 45 |
| Travis | John w. | Demoine | 91 |
| Trent | Wilson | Demoine | 53 |
| Tromley | Michael | Demoine | 88 |
| Tross | William | Dubuque | 42 |
| Trotter | C. | Dubuque | 40 |
| Truds | Lewis | Dubuque | 17 |
| Tucker | Benjamin | Demoine | 51 |
| Tucker | Lamton | Demoine | 79 |
| Tucker | Thomas | Demoine | 51 |
| Tucker | Thomas | Demoine | 79 |
| Tuicker | Martin | Demoine | 79 |
| Turipa | Amble | Dubuque | 11 |
| Turipah | Joseph | Dubuque | 23 |
| Turner | Andrew | Demoine | 65 |
| Turner | Elijah | Demoine | 65 |
| Turner | H. | Dubuque | 20 |
| Turner | John | Demoine | 85 |
| Turney | HG | Demoine | 71 |
| Turney | Russell | Demoine | 59 |