Vladimir Dmitriyevich Bonch-Bruyevich (Russian: Владимир Дмитриевич Бонч-Бруевич) (28 June [O.S. 16 June] 1873 – 14 July 1955) was a Soviet politician, revolutionary, historian, writer and Old Bolshevik. He was Vladimir Lenin's personal secretary. Vladimir Dmitriyevich Bonch-Bruyevich was born in Moscow to a land surveyor family who came from the Mogilev province and belonged to the nobility of the former Grand Duchy of Lithuania. He was a younger brother of the future Soviet military commander Mikhail Dmitriyevich Bonch-Bruyevich. At the age of ten, he was sent to the Moscow Institute of Surveying and graduated from the school of land surveying. In 1889, he was arrested for taking part in a student demonstration, and banished to Kursk. He returned to Moscow in 1892 and entered the "Moscow Workers' Union" and distributed illegal literature. From 1895 he was active in the social-democratic circles. In 1896 he emigrated to Switzerland and organized shipments of Russian revolutionary literature and printing equipment and became an active member of Iskra.