Career
Hart was also baptised on 4 April 1815. He left London in April 1843 on board the Mary, arriving in Wellington on 9 August 1843. He was elected in 1853 to the 1st New Zealand Parliament, representing the City of Wellington electorate, but did not serve in any further Parliaments.
He contested 27 December 1856 by-election against Samuel Revans in the Hutt electorate and gained 24 votes against 96 for Revans.
In 1859, he was appointed Judge of the District Courts of Wellington, Hawke"s Bay and Wanganui. He was appointed to the Legislative Council on 9 July 1872, and remained a member until his death in 1894.
Catherine was the sister of Donald McLean, the Superintendent of Hawke"s Bay Province.