| Ubaldi, Baldo |
| Ubaldini (degli), Baldo |
| Ubelin, Samuel |
| Uchtman, Eilardus Wilhelmus |
| Uhl, Johann Ludwig |
| Ulens, Franciscus Petrus |
| Ullmann, Emanuel |
| Ulloa, Pietro C. |
| Ulloa, Pietro C. |
| Ulpianus, Domitius |
| Ulrich, Albinus Ernestus |
| Ungepauer, Erasmus |
| Unger, Fr. Guil. |
| Unger, Friedrich Wilhelm |
| Unger |
| Université de France. Académie de Dijon |
| Université de France. Académie de Dijon |
| Université de Gand |
| Unrein, Julius Carolus |
| Unverfaerth, Joachim Martin |
| Upmejer, Henricus Johannes |
| Urbino (Ducato di) |
| Ursaya, Domenico |
| Ursini-Scuderi, S. |
| Ursinus, Simon Christophorus |
