William Cust (23 January 1787 – 3 March 1845), was a British barrister and Member of Parliament (MP).
[1] He sat as Member of Parliament for Lincolnshire between 1816 and 1818[2] and for Clitheroe from 1818 to 1822,[3] when he took the Chiltern Hundreds.
Arthur's son Sir Herbert Edward Purey-Cust was an Admiral in the Royal Navy.
His wife survived him by almost forty years and died in January 1884.
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