| Navn | Total | Navn | Total | Navn | Total | Navn | Total | Navn | Total |
|---|
| Ubø | 5 | Ulfeldt | 26 | Undurraga Laso | 1 | Ureta Larraín | 4 | Urmeneta y Guerra, de | 1 |
| Ubø Eikanes | 1 | Ulfham | 1 | Undurraga Pretot | 1 | Ureta Rozas | 1 | Urne | 10 |
| Ubø Haaland | 1 | Ulfhild | 1 | Undurraga Ramírez | 2 | Ureta Valdés | 11 | Urne til Brolykke | 1 |
| Ubø Raunes | 1 | Ulfsdatter | 1 | Undurraga Vicuña | 13 | Ureta Varas | 1 | Urne til Søgaard og Aarsmarke | 1 |
| Ubø Stokke | 1 | Ulfson | 1 | Undurraga Wielandt | 5 | Ureta Vial | 1 | Urquieta, de | 1 |
| Udalhild von Hengebach | 2 | Ulfsson | 3 | Undurraga Yávar | 1 | Ureta Wilson | 2 | Urquieta y Pizarro, de | 1 |
| Udalrich | 1 | Ulfstand | 13 | Undurraga Zañartu | 1 | Urgel | 6 | Urquiza, de | 1 |
| Udaquiola Holmberg | 1 | Ulfsøn Sprackling | 1 | Ungarn | 2 | Urgel, de | 21 | Urquiza y Álzaga, de | 1 |
| Udsen | 3 | Ulgenes | 2 | Ungust King of the Picts | 1 | Urgel I | 1 | Urraca | 1 |
| Udson Rotfeld | 1 | Ulick | 1 | Unk | 1 | Urgel I, Of | 1 | Urrejola Aguilera | 1 |
| Udtorget | 2 | Ullekleivsholen | 1 | Unknown | 7 | Urgel II | 1 | Urrejola Martinez | 1 |
| Udy | 2 | Ullens | 5 | Unknown Of Boulogne IV | 1 | Urgel III | 1 | Urrejola Mathieu | 1 |
| Uf | 11 | Ulrichsen | 1 | Unknown Of England | 1 | Urgel IV | 1 | Urríes, de | 1 |
| Ufeigsdatter | 1 | Ulsiusson | 1 | Unknown Of France | 1 | UrgelI, de | 1 | Urriola Balbontín | 1 |
| UFFLETE, DE | 2 | Ulstad | 2 | Unn | 2 | Urgell, d' | 2 | Urriola Elespuru | 1 |
| Ufford | 2 | Ulstad Kartum | 1 | Unneland | 1 | Urgell, de | 3 | Urriola Guzmán | 1 |
| Ufford, De | 3 | Ulv | 1 | Unready | 1 | Urgell I, of | 1 | Urrutia Parot | 1 |
| Ufford Baroness Ferrers | 1 | Ulvalde | 1 | Unruoch | 1 | Urgusia Princess of the Picts | 1 | Ursin | 32 |
| Ufford Earl Of Suffolk, De | 2 | Ulväsa | 1 | Unruochinger | 3 | Urheim | 4 | Ursins | 4 |
| Ugalde y Palacio, de | 1 | Ulvhild | 1 | Unstad | 5 | Uribe, de | 1 | Ursule Princess von Sachsen-Lauenburg | 1 |
| Ugarte Castro | 1 | Ulvsdatter | 1 | Unuistine | 1 | Uribe y Pizarro del Pozo Gamboa, de | 1 | Urtubey y Zearreta, de | 1 |
| Ugarte Gramajo | 1 | Ulvsson | 2 | Unzué Baudrix | 1 | Uribelarrea, de | 1 | Urup | 11 |
| Ugarte Larrain | 1 | Umayyad | 5 | Unzué Rey | 1 | Uriburu López | 1 | Urzúa | 4 |
| Ugarte Olea | 1 | Umberto II | 1 | Upham | 1 | Uriburu Montes | 1 | Urzúa Jofré de Loayza, de | 1 |
| Ugarte Ovalle | 1 | Umfraville | 2 | Upper Lorraine I, Of | 1 | Uriburu Uriburu | 1 | Urzúa y Gaete, de | 1 |
| Ugarte Serrano | 1 | Umfreville, de | 6 | Uppey | 1 | Uriondo Zenarruza | 1 | Usandivaras y Bustillo | 2 |
| Ugarte Vial | 1 | Umfreville Earl Of Angus | 2 | Upton | 2 | Urioste Barros | 5 | Usandivaras y Uriburu | 1 |
| Ugarte y Echenique | 1 | Umfreville Earl Of Kyme | 1 | Urach, von | 1 | Urioste Molina | 5 | Usflete | 1 |
| Ugarte y Figueroa, de | 1 | Unasson | 1 | Urbina y Velasco | 1 | Urioste Ramos | 2 | Usflete Knight | 1 |
| Ugarte y Fonseca | 2 | Undahl | 6 | Urdangarín y de Borbón | 4 | Urioste y de la Campa | 1 | Uspakeson | 1 |
| Ugarte y Salinas, de | 1 | Undall | 6 | Urdangarín y Liebaert | 1 | Urka | 1 | Usviversdtr | 1 |
| Ugarte y Velasco, de | 3 | Under | 1 | Urdaybay y Hurtado de Mendoza, de | 1 | Urke | 13 | Usviverson | 2 |
| Ugerup | 2 | Underdal | 1 | Urdinarraín Irigoyen | 1 | Urke Viken | 2 | Usvivson | 1 |
| Ughtred | 10 | Undershot | 3 | Ure | 1 | Urmeneta | 1 | Uta | 1 |
| Ughtred Jr. | 1 | Underwood | 3 | Ureta Bräuchle | 4 | Urmeneta, de | 1 | Utby | 5 |
| Uilliam | 1 | Undurraga | 1 | Ureta Carrera | 2 | Urmeneta Garcia Abello | 2 | Utne | 2 |
| Ukjent (Mo i Rana) | 1 | Undurraga, De | 1 | Ureta Echazarreta | 3 | Urmeneta García-Abello | 6 | Uts | 2 |
| Uldsax | 2 | Undurraga Echazarreta | 1 | Ureta Edwards | 5 | Urmeneta Izquierdo | 6 | - | - |
| Uleb\Ulf | 1 | Undurraga Gallardo | 1 | Ureta Gillet | 2 | Urmeneta Ovalle | 5 | - | - |
| Ulf | 4 | Undurraga García-Huidobro | 1 | Ureta Hurtado | 4 | Urmeneta QUiroga | 3 | - | - |
| Ulfeld | 2 | Undurraga Gomez | 1 | Ureta Jünemann | 4 | Urmeneta y García-Abello | 1 | - | - |
