4th Politburo may refer to:
- 4th Central Bureau of the Chinese Communist Party
- 4th Politburo of the Communist Party of Cuba
- 4th Politburo of the Party of Labour of Albania
- 4th Politburo of the Communist Party of Czechoslovakia
- 4th Politburo of the Socialist Unity Party of Germany
- 4th Politburo of the Polish United Workers' Party
- 4th Politburo of the Romanian Communist Party
- 4th Politburo of the Lao People's Revolutionary Party
- 4th Politburo of the Communist Party of Vietnam
- 4th Politburo of the Communist Party of Yugoslavia
- 4th Politburo of the Hungarian Working People's Party
- 4th Political Committee of the Workers' Party of Korea