Parentless Concepts
- entertainment
- Tungus
- Turkestan
- Tycho Brahe's heirs
- Tyrnau
- Überling, Wilhelm
- Ulloa, Alfonso de
- Ulm
- Ulm, Hans Ludwig von
- Ungelter, Ursula
- Unidentified place
- University of Vienna
- University Library in Vienna
- Uppasala
- Upper Austria
- Urban Prebusinus
- Uri ben Simeon of Biala
- Uri ben Simeon of Biala / Jacob Christmann, Calendarium Palaestinorum et universorum Iudaeorum ad annos quadraginta supputatum
- Utrecht
- Valentin Schindler, Lexicon Pentaglotton, Hebraicum, Chaldaicum, Syriacum, Talmudico-Rabbinicum, & Arabicum
- Valladolid
- Van Adrichem, Christian
- Van Ceulen, Ludolph