Zbynek Hubac (born 1 September 1940 in Trutnov) is a Czechoslovakian former ski jumper who competed from 1962 to 1973.
His lone victory was at Innsbruck during the 1970-71 Four Hills Tournament.
Hubac also competed in three Winter Olympics, earning his best finish of 19th twice (Individual large hill: 1968, Individual large hill: 1964).