Ubasalu (Neu-Parmel) — semi-manor in Kullamaa Parish, Läänemaa County
Ubja (Ubbia, Ubja) — support manor of Kohala manor, in Rakvere Parish, Virumaa County
Uderna (Uddern) — knight manor in Rõngu Parish, Tartumaa County
Udeva (Uddewa) — support manor of Norra manor, in Koeru Parish, Järvamaa County
Udriku (Uddrich) — knight manor in Kadrina Parish, Virumaa County
Uduvere (Uddafer) — state manor in Pärnu-Jaagupi Parish, Pärnumaa County
Uhe (Uhhe) — semi-manor (previous knight manor in) in Iisaku Parish, Virumaa County
Uhti (Ucht) — support manor of Reola manor, in Kambja Parish, Tartumaa County
Uhtna (Uchtel) — knight manor in Rakvere Parish, Virumaa County
Uibujärve (Appelsee) — knight manor in Põlva Parish, Võrumaa County
Ulila — look Suure-Ulila or Väike-Ulila
Ulvi (Oehrten) — knight manor in Viru-Nigula Parish, Virumaa County
Umbru (Ummern) — support manor of Järlepa manor, in Juuru Parish, Harjumaa County
Undla (Undel) — knight manor in Kadrina Parish, Virumaa County
Uniküla (Unniküll) — knight manor in Väike-Maarja Parish, Virumaa County
Uniküla (Unniküll) — knight manor in Sangaste Parish, Tartumaa County
Unipiha (Unnipicht) — knight manor in Nõo Parish, Tartumaa County
Ungru (Linden) — knight manor in Ridala Parish, Läänemaa County
Unukse (Unnuks) — support manor of Vasta manor, Viru-Nigula Parish, Virumaa County
Urvaste (Anzen) — a parish in Võrumaa County
Urvaste church manor (Pastorat Anzen) — in Urvaste Parish, Võrumaa County
Urvaste (Urbs) — knight manor in Urvaste Parish, Võrumaa County
Uudeküla (Udenküll) — knight manor in Ambla Parish, Järvamaa County
Uue-Antsla (Neu-Anzen) — knight manor in Urvaste Parish, Võrumaa County
Uue-Harmi (Neu-Harm) — knight manor in Kose Parish, Harjumaa County
Uue-Kaarma (Neu-Karmel) — knight manor in Kaarma Parish, Saaremaa County
Uue-Kariste (Neu-Karrishof) — knight manor in Halliste Parish, Pärnumaa County
Uue-Karjaküla (Neu-Hohenhof) — support manor of Vana-Karjaküla manor, in Keila Parish, Harjumaa County
Uue-Kasti (Neu-Kasty) — support manor of Vana-Kasti manor, in Märjamaa Parish, Läänemaa County
Uue-Kastre (Kaster) — knight manor in Võnnu Parish, Tartumaa County
Uue-Kirepi (Neu-Kirrumpäh) — support manor of Vana-Kirepi manor, in Rõngu Parish, Tartumaa County
Uue-Lõve (Neu-Löwel) — knighthood manor in Valjala Parish, Saaremaa County
Uue-Märjamaa (Neu-Merjama) — support manor of Vana-Kasti manor, in Märjamaa Parish, Läänemaa County
Uue-Pornuse — look Kaubi
Uue-Puka (Neu-Bockenhof) — support manor of Vana-Puka manor, in Sangaste Parish, Tartumaa County
Uue-Põltsamaa (Neu-Oberpahlen) — knight manor in Põltsamaa Parish, Viljandimaa County
Uue-Saaluse (Salishof) — knight manor in Rõuge Parish, Võrumaa County
Uue-Suislepa (Neu-Suislep) — knight manor in Tarvastu Parish, Viljandimaa County
Uue-Varbla (Neu-Werpel) — knight manor in Varbla Parish, Läänemaa County
Uue-Virtsu (Neu-Werder) — support manor of Vana-Virtsu manor in Hanila Parish, Läänemaa County
Uue-Vändra (Neu-Fennern) — knight manor in Vändra Parish, Pärnumaa County
Uuemõisa (Neuenhof) — knight manor in Ridala Parish, Läänemaa County
Uuemõisa (Neuenhof) — state manor in Pöide Parish, Saaremaa County
Uuemõisa (Neuenhof) — look Kose-Uuemõisa
Uuemõisa (Neuhof) — support manor of Adila manor, in Hageri Parish, Harjumaa County
Uuesalu (Neuhall) — previous knight manor in Märjamaa Parish, Läänemaa County
Uugla (Udenküll) — knight manor in Lääne-Nigula Parish, Läänemaa County
Uulu (Uhla) — knight manor in Pärnu-Eliisabeti Parish, Pärnumaa County
Uusna (Neu-Tennasilm) — knight manor in Viljandi Parish, Viljandimaa County