There were: 105 Bolshevik delegates, representing 33,000 members 97 Menshevik delegates representing 43,000 members 59 Bundist delegates representing 33,000 members 44 Polish Social Democrat (SDKPiL) delegates, representing 28,000 members 29 Latvian Social Democrat delegates, representing 13,000 members 4 'non-faction' delegates 300 of the delegates had voting rights.
Mereka adalah: 105 delegasi Bolshevik mewakili 33,000 anggota 97 delegasi Menshevik mewakili 43,000 anggota 59 delegasi Badan Buruh Yahudi Umum mewakili 33,000 anggota 44 delegasi Sosial Demokrat Polandia (SDKPiL) mewakili 28,000 anggota 29 delegasi Sosial Demokrat Latvia mewakili 13,000 anggota 4 delegasi 'non-faksi' 300 delegasi memiliki hak suara.