David Hunter Mervyn was a 19th-century Member of Parliament in the Otago region of New Zealand.
He represented the Manuherikia electorate from 1867 to 1870 through winning the by-election on 15 May, and then the Mount Ida electorate from 1871 (having won the 17 February general election) to 1875, when he retired.
[1] In 1871 he was censured after an incident in Parliament, during which Wi Parata offered to remove him by force.
[2][3] In 1884 while at Roxburgh he was sued by his housekeeper (Kate Mann) for unpaid wages and for breach of promise of marriage.
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