| János Teleszky | |
| Order: | Minister of Finance of Hungary |
| Term Start: | 22 April 1912 |
| Term End: | 15 June 1917 |
| Predecessor: | László Lukács |
| Successor: | Gusztáv Gratz |
| Birth Date: | 15 September 1868 |
| Birth Place: | Nagyvárad, Austria-Hungary (now Oradea, Romania) |
| Death Place: | Budapest, Kingdom of Hungary |
| Profession: | politician, economist |
| Party: | Party of National Work |
János Teleszky (15 September 1868 – 13 June 1939) was a Hungarian politician, who served as Minister of Finance between 1912 and 1917. He was full member of the Hungarian Academy of Sciences. After the First World War he served as chairman of the National Financial Council. The creating of the superannuation act and formation of the Pénzintézeti Központ are connected his name.