The 1938 Pontypridd by-election was held on 11 February 1938. The by-election was held due to the death of the incumbent Labour MP, David Lewis Davies. It was won by the Labour candidate Arthur Pearson.[1]
^The Times House of Commons Guide 1945, The Times Office, Printing House Square Page 109
^Craig, F. W. S. (1969). British parliamentary election results 1918-1949 (1 ed.). Glasgow: Political Reference Publications. ISBN0-900178-019. Page 562