The 13th Congress of the Russian Communist Party (Bolsheviks) was held during 23–31 May 1924 in Moscow. Of the delegates attending, 748 had voting rights, and 416 had consultative rights. The congress elected the 13th Central Committee.
This congress was the Russian Communist Party (Bolsheviks)' first to take place after the death of Vladimir Lenin, and represents a transition between the Lenin and Joseph Stalin regimes. It was also the first confrontation between the Left Opposition (led by Leon Trotsky) and the "troika" (led by Stalin, Grigory Zinoviev, and Lev Kamenev).