Václav Petržílka (20.03.1905-9.07.1976) was a Czechoslovak experimental physicist and a member of the Czechoslovak Academy of Sciences, of which he was vice-president in 1956 — 59. He was born in Mělník. He graduated from the University of Prague (1927) and worked there in 1928-60 (professor from 1946, dean in 1955 —59). In 1960 — 75 he was professor and head of a department at the Technical University in Prague.
His research concerned low- and high-energy nuclear physics, piezoelectricity, the physics of cosmic rays and elementary particles, and solid-state physics.
He created a school of physicists. State Prize of the Czechoslovak Socialist Republic (1972).