Last Name U
| U Ren |
1 |
| U. |
1 |
| Ubbink |
1 |
| Uber |
1 |
| Ubright |
1 |
| Ucar |
1 |
| Udell |
12 |
| Udelle |
4 |
| Uebele |
1 |
| Ueberroth |
4 |
| Uedmire |
1 |
| Uelch |
1 |
| Uerie |
1 |
| Ug |
3 |
| Ugg |
2 |
| Uher |
1 |
| Uhl |
192 |
| Uhlbeck |
2 |
| Uhle |
1 |
| Uhlinger |
1 |
| Uhlir |
1 |
| Uhlis |
2 |
| Uhlrich |
1 |
| Uhnke |
1 |
| Uhr |
7 |
| Uhrey |
1 |
| Uhrich |
1 |
| Ujlaky |
2 |
| Ulansky |
1 |
| Ulbeck |
1 |
| Ulberg |
1 |
| Ulch |
6 |
| Ulh |
1 |
| Ulitch |
1 |
| Ullenbruch |
6 |
| Ullman |
5 |
| Ullrey |
1 |
| Ullrich |
1 |
| Ulls |
1 |
| Ulm |
1 |
| Ulman |
8 |
| Ulmer |
2 |
| Ulmstead |
2 |
| Ulr |
1 |
| Ulrey |
10 |
| Ulrich |
26 |
| Ulrie |
2 |
| Ulsh |
2 |
| Ulum |
1 |
| Ulyers |
1 |
| Uman |
2 |
| Umbarger |
99 |
| Umbereit |
1 |
| Umberfield |
1 |
| Umbergar |
1 |
| Umberger |
3 |
| Umbler |
1 |
| Umbrager |
1 |
| Umbrianna |
1 |
| Umholtz |
2 |
| Umlaue |
1 |
| Umlor |
2 |
| Umnov |
1 |
| Umnova |
2 |
| Umphrey |
2 |
| Umprey |
1 |
| Umsted |
2 |
| Unbarger |
1 |
| Unbehaun |
1 |
| Uncle |
4 |
| Undegraph |
1 |
| Undehill |
1 |
| Underdonk |
2 |
| Underdown |
1 |
| Underhill |
143 |
| Underkircher |
4 |
| Underly |
8 |
| Underner |
1 |
| Underwood |
92 |
| Unfles |
1 |
| Unger |
12 |
| Ungers |
1 |
| Ungren |
2 |
| Ungst |
1 |
| Union |
13 |
| Unistead |
1 |
| Unkefer |
1 |
| Unknown |
53 |
| Unmessig |
1 |
| Unrath |
9 |
| Unreadable surname |
1 |
| Unrue |
1 |
| Unruh |
4 |
| Unser |
1 |
| Unseth |
2 |
| Unsted |
3 |
| UnterKecker |
1 |
| Unterkicher |
1 |
| Unterkircher |
13 |
| Unterkurcher |
1 |
| Unterlsirsher |
1 |
| Untermeyer |
2 |
| Unthan |
1 |
| Untracht |
1 |
| Uoungs |
1 |
| Upadhyayla |
1 |
| Upchurch |
5 |
| Updegraff |
1 |
| Updegraph |
1 |
| Updegrove |
1 |
| Updike |
19 |
| Updyke |
10 |
| Uphaim |
2 |
| Upham |
46 |
| Uphams |
1 |
| Uphaur |
1 |
| Uphold |
1 |
| Uphram |
3 |
| Upjohn |
10 |
| Upma |
1 |
| Upner |
2 |
| Upp |
4 |
| Upper |
2 |
| Upright |
175 |
| Upsom |
1 |
| Upson |
7 |
| Uptegraft |
5 |
| Upthegrone |
2 |
| Upton |
29 |
| Upwirght |
1 |
| Upwright |
4 |
| Uradnik |
1 |
| Urban |
8 |
| Urbancik |
2 |
| Urbanowicz |
2 |
| Urbina |
3 |
| Urbon |
6 |
| Urch |
2 |
| Urdailes |
1 |
| Urdiales |
2 |
| Ure |
1 |
| Ure/Ures |
1 |
| URen |
9 |
| U'Ren |
16 |
| Ures/Ure |
1 |
| Urguhart |
1 |
| Uri |
1 |
| Uribe |
1 |
| Uric |
1 |
| Urich |
3 |
| Urick |
2 |
| Uridge |
1 |
| Uridil |
1 |
| Urie |
58 |
| Urkovich |
1 |
| Urquhart |
4 |
| Urrea |
1 |
| Ursery |
1 |
| Ursh |
1 |
| Urtel |
1 |
| Urtill |
2 |
| Urton |
4 |
| Ury |
1 |
| Usborn |
1 |
| Usborne |
2 |
| Uschuk |
1 |
| Useem |
2 |
| Usher |
10 |
| Usiak |
7 |
| Ussingoe |
1 |
| Ustick |
1 |
| Uthe |
1 |
| Uthus |
1 |
| Utley |
16 |
| Utley ? |
1 |
| Utrup |
4 |
| Utter |
4 |
| Utterback |
2 |
| Utterwick |
1 |
| Uttley |
2 |
| Utz |
6 |
| Utzinger |
2 |
| Uupham |
1 |
| Uupright |
1 |