Henry Mathison Pelling (27 August 1920 – 14 October 1997) was a British historian best known for his works on the history of the British Labour Party, including:
The Origins of the Labour Party (1954) and
A Short History of the Labour Party (1961) (later editions co-written with Alastair J.
Reid)He was also a pioneer of the serious study of twentieth-century electoral and party politics, and wrote such other works as:
Modern Britain 1885-1955
Social Geography of British Elections: 1885-1910
Winston Churchill
Britain and the Marshall Plan
American Labor
A History of British Trade Unionism, London, 1963
America and the British left: from Bright to Bevan
The British Communist Party: a historical profile
The 1945 General Election Reconsidered
Popular Politics and Society in Late Victorian Britain
Britain and the Second World War
Pelling was educated at Birkenhead School and St John's College, Cambridge, where he gained firsts in part I of the Classical tripos and part II of the Historical tripos.
His collection of British left-wing political pamphlets is held at Senate House Library, while his papers are lodged with St John's College.