| Dionýz Ilkovič | |
| Birth Date: | 1907 1, df=yes |
| Birth Place: | Šarišský Štiavnik, Hungary, Austria-Hungary (now Slovakia) |
| Death Place: | Bratislava, Czechoslovakia (now Slovakia) |
| Nationality: | Rusyn |
| Field: | Physicist, Physical Chemist |
| Work Institution: | Slovak University of Technology in Bratislava |
| Alma Mater: | Charles University in Prague |
Dionýz Ilkovič (18 January 1907 – 3 August 1980) was a Czechoslovak physicist and physical chemist of Rusyn ethnicity. Along with Nobel laureate Jaroslav Heyrovský, he helped to establish theoretical basis of polarography. In this field, he is the author of an important result, the Ilkovic's equation. He was also one of the leading figures in modern university-level physics education in Slovakia.[1]