| Géza Szénási | |
| Order: | Chief Prosecutor |
| Term Start: | 16 November 1956 |
| Term End: | December 1975 |
| Predecessor: | György Nonn |
| Successor: | Károly Szíjártó |
| Birth Date: | 1919 11, df=yes |
| Birth Place: | Budapest, Hungary |
| Death Place: | Budapest, Hungary |
| Profession: | jurist |
| Party: | MKP, MDP, MSZMP |
Dr. Géza Szénási (23 November 1919 – 21 February 1979) was a Hungarian jurist, who served as Chief Prosecutor of Hungary from 1956 to 1975.
He graduated from the Budapest University in 1941. He joined the Hungarian Communist Party (MKP) in 1945. He was a member of the Central Committee of the Hungarian Socialist Workers' Party (MSZMP) between 1962 and 1975. He served as Hungarian Ambassador to Bulgaria from December 1975 until his death.