Alternative, unofficial names used in Czechoslovakia before World War II included Subcarpathia (Czech and Slovak: Podkarpatsko), Transcarpathia (Czech and Slovak: Zakarpatsko), Transcarpathian Ukraine (Czech and Slovak: Zakarpatská Ukrajina), Carpathian Rus/Ruthenia (Czech and Slovak: Karpatská Rus) and, occasionally, Hungarian Rus/Ruthenia (; ).
In 1944-1946, the region was occupied by the Soviet Army and was a separate political formation known as Transcarpathian Ukraine or Subcarpathian Ruthenia.