Dame Dorothy Mary Rees (; 29 July 189820 August 1987) was a Labour Party politician in the United Kingdom, and was briefly a Member of Parliament (MP).Dictionary of Welsh Biography REES, DOROTHY MARY (1898-1987) adalwyd 10 Ionawr 2016‘REES, Dame Dorothy (Mary)’, Who Was Who, A & C Black, an imprint of Bloomsbury Publishing plc, 1920–2016; online edn, Oxford University Press, 2014 ; online edn, April 2014 adalwyd 10 Ionawr 2016Chris Williams, ‘Rees , Dame Dorothy Mary (1898–1987)’, Oxford Dictionary of National Biography, Oxford University Press, 2004; online edn, May 2011 adalwyd 10 Ionawr 2016
