| Umm-El-Banine Assadoulaeff | Umol | Umor |
| Umor (kan) | Umor Brooke Wilberger | Umor Christine Marie Williams |
| Umor družine Watts | Umor Janka Komljanca, Alojza Pašiča in bratov Murgelj | Umor Janka Komljanca, Alojza Pašiča ter Antona in Alojza Murglja |
| Umor Janka Komljanca,Alojza Pašiča in bratov Murgelj | Umor Jessice Ridgeway | Umor na Manhattnu |
| Umori na podeželju | Umori v Jazbečevem Dolu | Umov |
| Umov-Poyntingov vektor | UMP | Umri pokončno |
| Umrljivost | UMTS | UN |
| UN število | Un Ballo in Maschera | Un chien andalou |
| Un chien Andalou | Una | Una (pleme) |
| Una (razločitev) | Una (razred podmornic) | Una corda |
| Unač | Unagi | Unam sanctam |
| Unani | Unarna operacija | Unarni številski sistem |
| Unas | Unasi | Unasova piramida |
| UNASUL | UNASUR | Unča |
| Unčani | Unška koliševka | Unbearable Conditions |
| Unbiunij | Unbiunium | UNC |
| Uncharted 2 | Unciala | Uncialna pisava |
| Uncinula necator | Uncle Sam | Uncle Tom's Cabin |
| Uncle Tom's Cabin; or, Life Among the Lowly | UNCTAD | Und |
| Undómiel | Undecima | Under Heavy Manners |
| Under My Skin (album, Avril Lavigne) | Under the Red Cloud | Underberg |
| Underworld Kingdom | Unešić | Unec |
| Unending (Zvezdna vrata SG-1) | UNESCO | Unesco |
| Unescova dediščina na Norveškem | Unescova dediščina v Indiji | Unescova svetovna dediščina |
| Unescova svetovna dediščina v Vietnamu | Unevine | UNFICYP |
| Unfinished Music No. 1: Two Virgins | Unfinished Music No.1: Two Virgins | Unfinished Tales |
| Unforgiven | Unger | Unguja |
| Ungulina rosea | Ungvár | UNHCR |
| Uniati | Uniatska cerkev | Uničenje Baturina |
| Uničenje jezu Kahovka | Uničenje Sodome in Gomore | Uničevalec tankov |
| Uničevalno taborišče | Uničevalno taborišče Jasenovac | Uničevalno taborišče Sobibór |
| Uničevanje sovražnikove protiletalske obrambe | Uničevanje spomenikov Aleksandra Puškina v Ukrajini | Unično |
| Uniše | União de Nações Sul-Americanas | Unión de Naciones Suramericanas |
| Unión Deportiva Las Palmas | Unica | Unica (reka) |
| UNICEF | Unicef | Unicelularen |
| Unicelularen organizem | Unicelularni | Unicelularni organizem |
| Unico Wilhelm van Wassenaer | Unicode | Unicode obseg |
| Unicode razpon | UNIDO | Unie van Zuid-Amerikaanse Naties |
| Uniejów | Uniejow | Unified Modelling Language |
| Uniform Resource Locator | Uniform Resource Locators | Uniforma |
| Uniformna antiprizmatična prizma | Uniformni polieder | Uniformni polihoron |
| Uniformni politop | Uniformni zvezdni polieder | Uniformno barvanje |
| Uniformno tlakovanje | Uniformolog | Uniformologija |
| Unigenitus | Unigraphics | Unija |
| Unija južnoameriških držav | Unija množic | Unija za Sredozemlje |
| Unije | Unije (naselje) | Unijerina |
| Unikod | UNIMARC | Unimodularna matrika |
| Unimog | Unio B. Sarlin | Unio crassus |
| Union Cycliste Internationale | Union Deportiva Las Palmas | Union Jack |
| Union List of Artist Names | Union of South American Nations | Union Olimpija |
| Union Pacific Railroad | Union pour un Mouvement Populaire | Unione Calcio Sampdoria |
| Unione Calcio Sampdoria S.p.A | Unione Sportiva Lecce | Unionville Seaforths |
| Unior | Unipolarna motnja | Unipolarni tranzistor |
| Unipotentna matrika | Unipotentnost | Unison |
| Unisonost | Unistohastična matrika | Unitarizem |
| Unitarna algebra | Unitarna matrika | Unitatis redintegratio |
| Unitatis Redintegratio | Unità d'Italia | United 93 (film) |
| United Aircraft Corporation | United Airlines | United Airlines let 93 |
| United Artists | United Church of Christ | United Kennel Club |
| United Kingdom | United States | United States Air Force |
| United States Army | United States Constitution | United States copyright law |
| United States Democratic Party | United States Department of Defense | United States dollar |
| United States Marine Corps | United States National Academy of Sciences | United States national basketball team |
| United States Naval Special Warfare Development Group | United States Navy | United States Navy SEALs |
| United States Secret Service | United States Special Operations Command | United States Virgin Islands |
| Unity | Univ. dipl. fizik | Univeritas Labacensis |
| Universal Media Disc | Universal Personal Telecommunications | Universal Pictures |
| Universal Serial Bus | Universal Studios | Universalis Ecclesiae |
| Universidade Federal de Minas Gerais | Universitas Alexandria | Universitas lingvarum Litvaniæ |
| Università Cattolica del Sacro Cuore | Universität für Musik und darstellende Kunst Wien | Universität Laibach |
| Université de Genève | Université de Lille | Université Paris Cité |
| Universiteit Leiden | University College London | University of British Columbia |
| University of California | University of California at Berkeley | University of California, Berkeley |
| University of California, Los Angeles | University of California, San Diego | University of California, San Francisco |
| University of Cambridge | University of Chicago | University of London |
| University of Michigan | University of Oxford | University of St Andrews |
| University of Washington | University of Wisconsin-Madison | Univerza |
| Univerza "Nikolaj Kuzanski" | Univerza al-Karauin | Univerza Atılım |
| Univerza »Nikolaj Kuzanski« | Univerza Bauhaus | Univerza Bío-Bío |
| Univerza Berkeley | Univerza Bifröst | Univerza Bocconi |
| Univerza Britanske Kolumbije | Univerza Cambridge | Univerza Columbia |
| Univerza Cornell | Univerza države Florida | Univerza Duke |
| Univerza Edvarda Kardelja v Ljubljani | Univerza Ernsta Moritza Arndta Greifswald | Univerza Floride |
| Univerza Friedricha Schillerja v Jeni | Univerza Göttingen | Univerza Grenoble Alpes |
| Univerza Harvard | Univerza Johns Hopkins | Univerza Johnsa Hopkinsa |
| Univerza Josipa Juraja Strossmayerja v Osijeku | Univerza Juraja Dobrile v Pulju | Univerza Kalifornije |
| Univerza Kalifornije, Berkeley | Univerza Kalifornije, Los Angeles | Univerza Kalifornije, San Diego |
| Univerza Kalifornije, San Francisco | Univerza Karla Marxa v Leipzigu | Univerza Kolumbija |
| Univerza Komenskega | Univerza Komenskega v Bratislavi | Univerza Kralja Aleksandra I. v Ljubljani |
| Univerza Kraljevine Srbov, Hrvatov in Slovencev v Ljubljani | Univerza McGill | Univerza McMaster |
| Univerza medicinskih znanosti Bakvijatala | Univerza Michigana | Univerza na Dunaju |
| Univerza na Primorskem | Univerza na Reki | Univerza Naresuan |
| Univerza Northwestern | Univerza Novo mesto | Univerza Oxford |
| Univerza Paris-Saclay | Univerza Pariz-Saclay | Univerza Pensilvanije |
| Univerza Princeton | Univerza PSL | Univerza Rockefeller |
| Univerza Severne Karoline v Chapel Hillu | Univerza Severne Karoline, Chapel Hill | Univerza Sorbonne |
| Univerza Stanford | Univerza Stony Brook | Univerza Sussex |
| Univerza Sussexa | Univerza sv. Cirila in Metoda v Skopju | Univerza sv. Klimenta Ohridskega v Bitoli |
| Univerza Tübingen | Univerza v Aberystwythu | Univerza v Augsburgu |
| Univerza v Ženevi | Univerza v Bambergu | Univerza v Banja Luki |
