| Ui |
| Uiba |
| Uichirō |
| Uika |
| Uiko |
| Ukichirō |
| Ukie |
| Ukiko |
| Ukina (浮奈) |
| Ukon |
| Ukyō (右京) |
| Umako (馬子) : enfant@du cheval |
| Ume (梅, ウメ) : fleur de prunier |
| Umejirō (梅次郎) |
| Umeka |
| Umeko (梅子) : enfant de fleur de prunier |
| Umeno |
| Umetarō |
| Umi (海) : mer |
| Umiko (海子) : enfant de la mer |
| Une : crête |
| Uneko : enfant de la crête |
| Unshō |
| Urako |
| Uran |
| Urara (麗) : charmante, élégante |
| Uriko |
| Ururu |
| Usa |
| Usaburō |
| Usagi (兎) : lapin |
| Usaji |
| Usami |
| Ushio (潮, 汐) : marée, 牛大 |
| Usui : eau de pluie |
| Usune |
| Uta (歌) : chanson |
| Utae (唄江) |
| Utaemon |
| Utaka |
| Utako (歌子, 唄子) : enfant d’une chanson |
| Utarō |
| Utashiro à vérifier |
| Utayo (唄代) |
| Uyou (右羊) |
| Uzaemon |
| Uzuki (卯月) : mois du lapin (avril) |
| U2 |
| Uanna |
| Uanya |
| Uarne |
| Uba |
| Ubac |
| Ubah |
| Ubala |
| Ubald |
| Ubald |
| Ubaldine |
| Ubaldo |
| Ubane |
| Ubann |
| Ubano |
| Ubax |
| Ubay |
| Ubaye |
| Ubble |
| Ubbo |
| Ubby |
| Ubelle |
| Ubellia |
| Uber |
| Ubert |
| Uberta |
| Uberty |
| Ubia |
| Ubic |
| Ubie |
| Ubik |
| Ubiquite |
| Ubis |
| Ubiwane |
| Ubix |
| Ubiza |
| Ublo |
| Ubrella |
| Ubria |
| Ubrina |
| Ubu |
| Ubuesque |
| Ubuntu |
| Uby |
| Ubysse |
| Ucaya |
| Uccello |
| Uccia |
| Ucco |
| Ucellia |
| Ucello |
| Uchen |
| Uchiwa |
| Uchka |
| Ucile |
| Ucla |
| Uclan |
| Ucpa |
| Ucresse |
| Uda |
| Uda |
| Udalyse |
| Udara |
| Uderzo |
| Udetta |
| Udex |
| Udia |
| Udie |
| Udin |
| Udina |
| Udine |
| Udini |
| Udivine |
| Udji |
| Udo |
| Udor |
| Udrai |
| Udson |
| Udule |
| Udyr |
| Uffie |
| Uffo |
| Uffy |
| Ufie |
| Ufo |
| Ufran |
| Ufuk |
| Uga |
| Uganda |
| Ugano |
| Ugar |
| Ugarte |
| Ugele |
| Uggak |
| Uggie |
| Ugho |
| Ughy |
| Ugly |
| Ugnia |
| Ugo |
| Ugolin |
| Ugolin |
| Ugoline |
| Ugolino |
| Uguette |
| Ugur |
| Ugur |
| Uhaina |
| Uhina |
| Uhlan |
| Uhta |
| Uhu |
| Ui |
| Uilly |
| Uindy |
| Uistiti |
| Ujolie |
| UK |
| Uka |
| Uka |
| Ukala |
| Ukami |
| Ukane |
| Ukar |
| Ukari |
| Ukase |
| Ukatapa |
| Ukawa |
| Ukha |
| Uki |
| Ukine |
| Ukiok |
| Ukita |
| Ukiyo |
| Ukkarian |
| Ukrenia |
| Ukulele |
| Ukumi |
| Uky |
| Ukyo |
| Ula/Ulla |
| Ulala |
| Ulan |
| Ulane |
| Ulani |
| Ulanie |
| Ulanne |
| Ulanya |
| Ulbe |
| Ulbora |
| Ulca |
| Ulcacya |
| Ulcia |
| Ulcila |
| Ulcka |
| Ulcot |
| Ulcyane |
| Ulda |
| Uldarico |
| Ulderick |
| Ule |
| Uleen |
| Ulema |
| Ulf |
| Ulfie |
| Ulfilas |
| Ulga |
| Ulga |
| Ulhan |
| Ulhane |
| Ulhiane |
| Uli |
| Ulia |
| Uliana |
| Ulicia |
| Ulika |
| Ulina |
| Uline |
| Ulio |
| Ulis |
| Ulisse |
| Ulitz |
| Ulivana |
| Ulix |
| Ulk |
| Ulka |
| Ulkane |
| Ulko |
| Ulku |
| Ulky |
| Ulla |
| Ullan |
| Ullana |
| Ullanda |
| Ullane |
| Ulli |
| Ullie |
| Ulliel |
| Ulligan |
| Ulline |
| Ullix |
| Ully |
| Ullyssia |
| Ulma |
| Ulmety |
| Ulmine |
| Ulmire |
| Ulmo |
| Ulna |
| Ulo |
| Uloopi |
| Ulote |
| Ulotte |
| Ulova |
| Ulove |
| Ulque |
| Ulric |
| Ulrica |
| Ulrich |
| Ulrick |
| Ulrik |
| Ulrika |
| Ulrond |
| Ulsa |
| Ulsane |
| Ulson |
| Ulstar |
| Ulta |
| Ultan |
| Ultan |
| Ultérieure |
| Ulthima |
| Ulti |
| Ultia |
| Ultima |
| Ultimate |
| Ultimatum |
| Ultime |
| Ultimo |
| Ultra |
| Ultrachic |
| Ultraplate |
| Ultrasimple |
| Ultrason |
| Ultratop |
| Ultraviolet |
| Ultron |
| Ultros |
| Ulule |
| Ulva |
| Ulvina |
| Ulwen |
| Uly |
| Ulya |
| Ulyana |
| Ulyang |
| Ulyce |
| Ulyn |
| Ulyss |
| Ulyssia |
| Ulzan |
| Uma |
| Uma |
| Umagi |
| Umaïma |
| Umair |
| Umami |
| Umana |
| Umane |
| Umanie |
| Umanoid |
| Umar |
| Umarok |
| Umayma |
| Umba |
| Umbane |
| Umber |
| Umber |
| Umberline |
| Umberta |
| Umbertino |
| Umberto |
| Umbo |
| Umbra |
| Umbre |
| Umbrella |
| Umbreon |
| Umbria |
| Umbridge |
| Umbro |
| Ume |
| Umea |
| Umeshu |
| Umex |
| Umeyr |
| Umfy |
| Umi |
| Umiak |
| Umiko |
| Umit |
| Umma |
| Ummu |
| Ummy |
| Umor |
| Umour |
| Umpa |
| Umpalina |
| Umpoko |
| Umran |
| Umsa |
| Umtiti |
| Umut |
| Umutcan |
| Umy |
| Una |
| Unagi |
| Unah |
| Unai |
| Unanime |
| Unax |
| Unbrix |
| Uncas |
| Unchouia |
| Uncle |
| Under |
| Undertaker |
| Undi |
| Undine |
| Undo |
| Undomiel |
| Undra |
| Undy |
| Unella |
| Unelle |
| Unequa |
| Unes |
| Unesco |
| Uness |
| Unessis |
| Unetelle |
| Ungaro |
| Ungaros |
| Uni |
| Unia |
| Unic |
| Unica |
| Unico |
| Unicorn |
| Unidose |
| Unie |
| Unifier |
| Uniflore |
| Unight |
| Unik |
| Unika |
| Unike |
| Unilever |
| Union |
| Uniq |
| Uniq |
| Uniqlo |
| Uniqua |
| Unique |
| Unis |
| Unisson |
| Unitaire |
| Unité |
| United |
| Unity |
| Univers |
| Universal |
| Unix |
| Unjee |
| Unjoy |
| Unka |
| Unkela |
| Unknown |
| Unko |
| Unless |
| Unlock |
| Unlucky |
| Unly |
| Unna |
| Unnea |
| Uno |
| Unox |
| Unpeu |
| Unqlo |
| Unranides |
| Unreal |
| Unruly |
| Untares |
| Unter |
| Until |
| Unto |
| Untox |
| Untra |
| Unwin |
| Unxia |
| Unya |
| Unys |
| Unyx |
| Unzile |
| Unzip |
| Unzo |
| Uolë |
| Uouit |
| Up |
| Upa |
| Upala |
| Update |
| Upette |
| Upette |
| Upgrade |
| Upie |
| Upload |
| Uppala |
| Uppalba |
| Upper |
| Uppercut |
| Uppie |
| Ups |
| Upsa |
| Upsala |
| Upsi |
| Upside |
| Upsie |
| Upss |
| Upsy |
| Upsylon |
| Uptown |
| Ura |
| Uraeus |
| Uragan |
| Urakaku |
| Uran |
| Urana |
| Urane |
| Urania |
| Urania |
| Uranie |
| Uranie |
| Uranium |
| Uranne |
| Uranos |
| Uranus |
| Urb |
| Urba |
| Urbach |
| Urbain |
| Urbain |
| Urbaine |
| Urban |
| Urbane |
| Urbanie |
| Urbex |
| Urbia |
| Urby |
| Urcan |
| Urchin |
| Urdenus |
| Urdini |
| Urfie |
| Urgan |
| Urgency |
| Urgo |
| Urgot |
| Urgu |
| Uri |
| Uria |
| Uriah |
| Urial |
| Uriali |
| Urian |
| Uriana |
| Uriane |
| Uriane |
| Urias |
| Urias |
| Uricane |
| Uriel |
| Uriela |
| Uriell |
| Urielle |
| Urietta |
| Urika |
| Uriko |
| Urio |
| Urion |
| Urios |
| Uris |
| Urka |
| Urkan |
| Urkas |
| Urko |
| Urkus |
| Urley |
| Urly |
| Urmal |
| Urmeli |
| Urmelina |
| Urmi |
| Uros |
| Uros |
| Urphée |
| Urquhart |
| Urras |
| Urrika |
| Urry |
| Ursa |
| Ursaluno |
| Ursana |
| Ursaring |
| Ursilla |
| Ursillane |
| Ursin |
| Ursina |
| Ursine |
| Ursmar |
| Urson |
| Ursos |
| Ursula |
| Ursule |
| Ursule |
| Ursuline |
| Ursulla |
| Ursus |
| Urtelle |
| Urtsin |
| Uruguay |
| Urus |
| Urvan |
| Urxa |
| Uryk |
| USA |
| Usager |
| Usain |
| Usante |
| USB |
| Usbec |
| Uscan |
| Uscar |
| Uscha |
| Uschka |
| Usco |
| User |
| Usha |
| Ushaia |
| Ushambara |
| Usher |
| Ushka |
| Ushuaia |
| Usia |
| Usina |
| Usira |
| Usiris |
| Uska |
| Uska |
| Uskaya |
| Uski |
| Usko |
| Usky |
| Usman |
| Usmar |
| Usoa |
| Usoa |
| Usopp |
| Ussaja |
| Ussana |
| Usso |
| Ussra |
| Usti |
| Ustinov |
| Ustissia |
| Ustiti |
| Uston |
| Ustop |
| Ustor |
| Usty |
| Usy |
| Uta |
| Utah |
| Utan |
| Utana |
| Utao |
| Ute |
| Uter |
| Uterra |
| Utha |
| Uther |
| Uthman |
| Uti |
| Utile |
| Utile |
| Utilisation |
| Utilité |
| Utima |
| Utku |
| Utopia |
| Utopie |
| Utopiste |
| Utra |
| Utrax |
| Utrisha |
| Utsy |
| Utting |
| U-turn |
| Utys |
| UV |
| Uva |
| Uvale |
| Uvée |
| Uvéite |
| Uvo |
| Uvoilà |
| Uwan |
| Uwe |
| Uxan |
| Uxane |
| Uxel |
| Uxem |
| Uxi |
| Uxie |
| Uxmal |
| Uz |
| Uzbek |
| Uziel |
| Uzki |
| Uzo |
| Uzola |
| Uzou |
| Uzoum |
| Uzous |
| Uzy |
| Uzza |
| Uzzi |
| Uzziel |
| Uzzu |
| Uzzy |