This article examines constitutional development stages in Kyrgyzstan including Constitution and the constitutional system that appeared during the Soviet period. The Constitution of Kyrgyzstan went through the same stages in its development as the Kyrgyz government as a whole, both in the Soviet and in the sovereign, independent period in the history of Kyrgyzstan. The study of archival documents let us restore historical truth and the list of names of all members in the commissions for drafting the Constitutions in both the Soviet period and in sovereign independent Kyrgyzstan.