List of prime ministers of Czechoslovakia
The prime minister of Czechoslovakia (, ) was the head of government of Czechoslovakia, from the creation of the First Czechoslovak Republic in 1918 until the dissolution of the Czech and Slovak Federative Republic on 1 January 1993. During periods when the post of the president of Czechoslovakia was vacant, the prime minister took on most presidential duties. However, the Czechoslovak Constitutions do not define anything like a post of acting president. As of , there are two living former prime ministers of Czechoslovakia: Lubomír Štrougal and Marián Čalfa.