Encyclopedias, Almanacs, Transcripts, and Maps
- Urvina Jado, Francisco (?–1926)
- Urwa al-Wuthqa, al-
- Urzagasti, Jesús (1941–)
- US ENGLISH
- USAGE GUIDANCE AND CRITICISM
- Ushuaia
- Usigli, Rodolfo (1905–1979)
- Usino
- Uslar Pietri, Arturo (1906–2001)
- Uspallata Pass
- Uspantec
- Usumacinta River
- Utatlan
- Utopias
- Utopias and Utopianism
- UVULAR R
- Uxmal
- Vaca de Castro, Cristóval (c. 1492–1576)
- Vaccaro Brothers
- Vagueness