Andrei Aleksandrovich Argunov (Russian: Андрей Александрович Аргунов; 19 October 1866 – 7 November 1939) was a Russian revolutionary political activist and one of the leaders of the Socialist-Revolutionary Party. Born in Yeniseysk in to nobility, he became involved in the left-wing populist (narodnik) movement in the 1880s, in Tomsk. In the 1890s, he organised student populist circles in Moscow. In 1896 he founded the 'Union of Socialist-Revolutionaries' in Saratov, later transferring its headquarters to Moscow. He wrote the Union's programme, Our Tasks, in 1898. The 'Northern Union', as it wa