Joseph Anthony Dallet Jr.

Joseph Anthony Dallet Jr. (1907 –1937) was an American industrial worker, labor and communist organizer.

From a wealthy family, Dallet was involved in the American labor movement early on, taking industrial jobs such as docker or steel mill worker. He joined the Communist Party USA and ran for local U.S. House Of Representatives seats.

In 1934 he became the common law husband of Kitty Puening, who would later marry physicist J. Robert Oppenheimer.

In 1937, he volunteered for the Republican army in the Spanish Civil War. Dallet was killed in his first battle, on the Aragon front near Fuentes de Ebro.