Rubenov was born in 1893 to an Armenian worker's family in
Tiflis. In 1914, he joined the
Bolshevik Party ranks. Before the
Russian revolution of 1917, he was arrested several times for his revolutionary activities in Transcaucasia. On 7 February 1933 he was appointed the First Secretary of
Azerbaijan SSR and served until 10 December that year, when he was replaced by
Mir Jafar Baghirov. He was then appointed the Plenipotentiary of the
Party Control Committee for the
Kiev Oblast of
Ukrainian SSR in 1934. ==Arrest and execution==