Musa bey Mirzə Həmdulla bey oglu Hacigasimov (Azerbaijani:Musa Hacıqasımov; b. Qasimkend, Dagestan, Russian Empire - d. Leningrad, Soviet Union) was an Azerbaijani architect and statesman.
Musa Hajikasimov was born on August 16, 1886, in the Qasimkend district of Dagestan. He completed his education at the Baku Real School in 1903 and entered the Peterburg Civil Engineering Institute. However, due to his revolutionary activities, he was expelled for a period. He successfully completed his studies there in 1918. He worked in various positions in Baku and Saint Petersburg. In the years 1925-1930, he held positions such as the Deputy Chairman of the People's Commissars of the Azerbaijan SSR, the head of the Azerbaijan People's Economy Board, the State Planning Committee of the Azerbaijan SSR, and the head of the Azerbaijan Livestock Administration. From 1930 to 1933, he served as the head of the Architecture and Planning Department of the Leningrad City Council, and in 1933-1935, he was the founder and first chairman of the Leningrad Architects' Union.[1] [2] He died on July 20, 1935 in Leningrad (now St. Petersburg).