The Sheffield Brightside by-election of 15 June 1968 was held after the death of Labour MP (MP) Richard Winterbottom. The seat was very safe, having been won by Labour at the 1966 United Kingdom general election by over 19,000 votes Candidates Labour chose Edward Griffiths to defend their seat, who was an industrial chemist and a worker director at the British Steel Corporation Colin Renfrew, for the Conservatives, was lecturer in the Department of Prehistory and Archaeology at the University of Sheffield Robert Wilkinson was chosen as the candidate for the Communists Ronald Guest, and Lt-Col H L Lambert, stood as independents. Result of the previous general election Result of the by-election References 1968 in England 1968 elections in the United Kingdom By-elections to the Parliament of the United Kingdom in Sheffield constituencies 1960s in Sheffield June 1968 events in the United Kingdom