Answer
Jack Palance's parents were Ukrainian. Palance's mother, Julia Ivanovna Wasylivna Palahniuk, was born in a village near Dnipro in Ukraine, while his father, Peter Panofsky, was born in a village near Donetsk in Ukraine. Palance's parents immigrated to the United States when he was a child. Palance became a naturalized American citizen in 1944.