- Uberto De Morpurgo1924טניס איטלקי player
- Ugo (Hugo) Schiff1834כימאי הידוע בזכות Schiff bases and Schiff's test
- Ugo Fano1912פיזיקאי
- Ugo VolliItalian semiotician and cultural critic.
- Ulric Neisser1928מייסד cognitive psychology as a formal discipline
- Umberto De Morpurgo1896טניס איטלקי player
- Umberto Sabaמשורר / פזמונאי
- Uri Adelman1958מחבר ישראלי popular mystery and thriller novels.
- Uri Geller1970אשף אחיזת עיניים ישראלי and performer הידוע בזכות spoon-bending acts.
- Uri Levine2006Waze Co-founder
- Uri Orlev1931Israeli children's author and Holocaust survivor.
- Uri Zohar1935חלוץ Israeli filmmaker and comedian whose Metzitzim is a landmark of Israeli cinema.
- Uriah P. Levy1834First Jewish Commodore of the US Navy
- Urie Bronfenbrenner1917פסיכולוג התפתחותי שיצר את ecological systems theory
- Uriel da Costa1624Portuguese philosopher whose critique of received religious authority, and the…
- Uriel Feige2001Israeli theorist of approximation hardness and probabilistically checkable proofs
- Uriel Frisch1940פיזיקאי הידוע בזכות contributions to the theory of turbulence
- Uriel Weinreich1926בלשן, מחבר 'Languages in Contact' and scholar of Yiddish and sociolinguistics.
- Ursula Franklin1967Metallurgist and physicist whose study of strontium-90 in children's teeth helped end…
- Ursula Kuczynski (Ruth Werner)1907Operating under at least five different names in the course of her career, Ruth Werner (a…
- Ursula PhilipUrsula Philip was a German geneticist whose work was interrupted by the Nazis’ rise to…
- Uzi Even1940כימאי ישראלי (Tel Aviv University)
- Uzi Vishkinמדען מחשב ומידע
- Uziel Gal1950German-born Israeli firearms designer שפיתח את the Uzi submachine gun