Willi Frommelt (born 18 November 1952) is a former Alpine skier from Liechtenstein who won a bronze medal in the slalom at the 1976 Olympics.

- His capturing the bronze in the FIS Alpine Skiing World Championships 1974 was a great surprise, he did start with bib number 17.

After retiring from competitions Frommelt graduated in business management and worked as a financial planner for the National Bank of Liechtenstein.

He was also active in politics with the centre-right Fortschrittliche Bürgerpartei and served a term as a municipal councillor.

[1] His brother Paul won another Olympic bronze medal for Liechtenstein, in 1988.