Sam Lesser (born Manassah Lesser or Manasseh Lesser and also known as Sam Russell; 19 March 1915 – 2 October 2010) was a British journalist and veteran of the Spanish Civil War's International Brigades. Lesser was one of the last surviving British veterans of the Spanish Civil War, and went on to serve as chair of the International Brigade Memorial Trust (IBMT), and write for the Daily Worker and its successor, the Morning Star.