List of prime ministers of Czechoslovakia

The prime minister of Czechoslovakia (Czech: předseda vlády Československa, Slovak: predseda vlády Česko-Slovenska) 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.

Source: Wikipedia — List of prime ministers of Czechoslovakia (CC BY-SA 4.0)