| Ernst Lüthi | |
| Birth Date: | February 20, 1954 |
| Birth Place: | Switzerland |
| Height Ft: | 5 |
| Height In: | 9 |
| Weight Lb: | 141 |
| Position: | Defence |
| Ntl Team: | Switzerland |
| Career Start: | 1976 |
| Career End: | 1976 |
Ernst Lüthi (born February 20, 1954) is a retired Swiss professional ice hockey defenceman who represented the Swiss national team at the 1976 Winter Olympics.[1]