| Wiktor Rudolf Ormicki | |
| Native Name: | Wiktor Rudolf Nusbaum |
| Native Name Lang: | Polish |
| Birth Date: | 1 February 1898 |
| Birth Place: | Kraków, Poland |
| Death Place: | Mauthausen, Nazi occupied Poland, Nazi Germany |
Wiktor Ormicki (born Wiktor Rudolf Nusbaum, 1 February 1898 – 17 September 1941) was a Polish geographer and cartographer, and a university professor. He was of Jewish descent. A specialist in economical geography and demography, he served at various posts in the Jagiellonian University, Free Polish University, Higher Trade School of Kraków and Lwów University. Arrested by the Germans during World War II in Sonderaktion Krakau, he was murdered in the Mauthausen-Gusen concentration camp.