1974
Helmut Koinigg, Austrian race car driver (born 1948)
Helmut Koinigg, Austrian race car driver (born 1948)
Helmut Koinigg, Austrian race car driver (born 1948)
Austrian racing driver (1948–1974)
Helmut Koinigg, Austrian race car driver (born 1948)
Helmut Koinigg, Austrian race car driver (born 1948)
Helmut Koinigg, Austrian race car driver (died 1974)
Helmut Koinigg, Austrian race car driver (died 1974)