In 1918 Alice Theresa Lucas became the first woman to stand as a Conservative party candidate. She took 32.2% of the vote and came second to the Liberal candidate Henry Purchase. She would have been the first woman MP if she had been elected.[1]
Craig, F. W. S. (1983) [1969]. British parliamentary election results 1918–1949 (3rd ed.). Chichester: Parliamentary Research Services. ISBN0-900178-06-X.