| Ufficio Comunale Di Propaganda e Turismo |
| Ugolini, Filippo |
| Ulanov, Barry |
| Ulanovsky, Carlos; Silvia Itkin and Pablo Sirvén |
| Ular, Alexander |
| Uluru Katatjuta Board of Management/ Australian National Parks and Wildlife Service |
| Underwood, A.J. |
| Underwood, T. |
| Unglick, Ari |
| Union Internationale d'Histoire et de Philosophie des Sciences. |
| United Grand Lodge of England |
| Unsworth, Len (ed) |
| Upfield, Arthur |
| Urban Research and Action |
| Ure Smith, Sydney and Leon Gellert (eds) |
| Urmson, J.O |
