| LAST NAME | FIRST NAME | COUNTY | STATE | DATE | VOL. | PAGE |
| UDERSTEDT | Margaret | B: 20 Jan 1815 | VII | 086 | ||
| UHL | Elizabeth | KY | B: 16 Mar 1848 | II | 8 | |
| ULHMANSIEK | Clara M. | Hanover | Germany | B: 15 May 1824 | VII | 069 |
| ULLOM | Adah | Darke | OH | B: 06 Sep 1840 | II | 22 |
| ULMER | Mary L. | Nodaway | MO | B: After 1910 | I | 339 |
| ULMER | Lyle G. | Larimer | CO | B: After 1910 | I | 339 |
| ULMER | Joseph | Nodaway | MO | B: 09 Jul 1868 | I | 339 |
| ULMER | Geo. M. | Scott | IN | B: 07 Jan 1840 | I | 339 |
| ULMER | Joseph | Nodaway | MO | B: 09 Jul 1868 | III | 30 |
| ULMER | George M. | Scott | IN | B: 07 Jan 1840 | III | 30 |
| ULMER | Thomas G. | Scott/Clark | IN | B: 18 Apr 1816 | III | 30 |
| ULMER | George | KY/VA | B: 27 Nov 1789 | III | 30 | |
| ULTZEN | Catherine | Germany | B: 17 Nov 1847 | IV | 171 | |
| UMFLEET | Leila Mae | Richland | OH | B: 11 Jan 1925 | V | 140 |
| UMFLEET | Jacob Alvy | Butler | MO | B: 29 Jan 1898 | V | 140 |
| UMFLEET | William Pleasant | IL or MO | B: 1860 | V | 140 | |
| UNDERWOOD | Clementine | VA | B: Jan 1819 | III | 130 | |
| UNDERWOOD | Melvina T. | St. Clair | MO | D: 1928 | VI | 64 |
| UNRUH | Susana | Russian | Poland | B: 06 Sep 1849 | V | 153 |
| UPHOUSE | Catherine L. | Germany | B: 11 Sep 1835 | IV | 185 | |
| UPPERY | Sarah | V | 92 | |||
| UPSON | Cornelia E. | Summit | OH | B: 31 Aug 1847 | III | 97 |
| UPSON | Francis W. | Trumbull | OH | B: 24 Mar 1815 | III | 97 |
| UPTON | Sarah | Warren | KY | B: 12 Mar 1806 | IV | 180 |
| URBACH | Lulu F. | Linn | MO | B: After 1910 | I | 382 |
| URBACH | Walter C. | Sullivan | MO | B: 13 Oct 1877 | I | 382 |
| URBACH | Charles A. | Lewis | VA | B: 07 Mar 1849 | I | 382 |
| URBACH | Phillip C. | Hessen | Germany | B: 29 Nov 1809 | I | 382 |
| URBACH (sic) | Anna M. | Hessen | Germany | B: 1813 | I | 382 |
| USHER | Susan M. | OH | B: 27 May 1832 | V | 40 | |
| USHER | Nelson D. | Erie | NY | B: 09 Feb 1809 | V | 40 |
| USSERY | Rosa G. | Ottawa | OK | B: 02 Aug 1899 | IV | 122 |
| USSERY | Luther A. | Dallas | MO | B: 1863 | IV | 122 |
| USSERY | Annual | TN | B: 1833 | IV | 122 | |
| UTLEY | Lucy A. | Mercer | KY | B: 24 Jan 1840 | IV | 158 |
| UZZELL | Estella A. | Audrain | MO | B: 22 Jul 1882 | I | 385 |
| UZZELL | Louis D. | Audrain | MO [?] | B: 08 Apr 1857 | I | 385 |