- Tóth, István György1
- UPITN1
- Ulam, Adam Bruno1
- United States Congress Senate Committee on Foreign Relations1
- Varga, Lajos1
- Veiel-Rappard, Emmy1
- Vitanidis, Gheorghe1
- Vogel, Ezra F.1
- Von Mohrenschildt, Dimitri Sergius1
- Wach, Joachim1
- Wacowska, Ewa1
- Wroński, Stanisław1
- Yevtushenko, Yevgeny Aleksandrovich1
- Zawodny, Janusz Kazimierz1
- Zheludkov, Sergei1
- Zolling, Hermann1
- Zoshchenko, Mikhail1
- Zwartjes, Frans1
- Żytomirski, Eugeniusz1