John Sandeman Allen (Liverpool West Derby MP)

Sir John Sandeman Allen (26 September 1865 – 3 June 1935) was a British Conservative Party politician. He was a Member of Parliament (MP) for Liverpool West Derby from 1924 until he died in office in 1935.

• Craig, F. W. S. (1983) [1969]. British parliamentary election results 1918–1949 (3rd ed.). Chichester: Parliamentary Research Services. ISBN 0-900178-06-X.
• Leigh Rayment's Historical List of MPs

• Hansard 1803–2005: contributions in Parliament by John Sandeman Allen