Osip Solomonovich Minor (Belarusian: Осіп Саламонавіч Мінор; Russian: Осип Соломонович Минор; 8December 1861 – 24 September 1932) was a Russian revolutionary and member of the Socialist-Revolutionary Party. Minor was born in Minsk (now in Belarus, then part of Minsk Governorate, Russian Empire). His father was Rabbi Solomon Minor, and many of his ancestors had been rabbis as well.