| Kálmán Ihász | |
| Fullname: | Kálmán Ihász |
| Birth Date: | 6 March 1941 |
| Birth Place: | Budapest, Hungary |
| Death Date: | [1] |
| Death Place: | Budapest |
| Position: | Defense |
| Years1: | 1958–1972 |
| Caps1: | 363 |
| Goals1: | 19 |
| Nationalyears1: | 1962–1969 |
| Nationalcaps1: | 27 |
| Nationalgoals1: | 0 |
| Medaltemplates-Expand: | yes |
Kálmán Ihász (6 March 1941 – 31 January 2019) was a Hungarian footballer.
During his club career he played for Vasas SC. For the Hungary national football team, he participated in the 1962 FIFA World Cup, the 1964 European Nations' Cup, and the 1966 FIFA World Cup. He also won a gold medal in football at the 1964 Summer Olympics.