Isaac Henry Manders (11 July 1829 – 5 January 1891) was a New Zealand politician who was a Member of Parliament in the Otago region.
[3][4] Manders was one of three candidates in the Gold Field Towns electorate in the 1866 election, when he came a distant last to James Benn Bradshaw.
[5] Manders came second in the 1873 by-election for the Wakatipu electorate but represented it from 1876 to 1879, when he was defeated.
[6] He was descended from the wealthy Manders of Dublin, born in London, and educated at Rugby School.
[7] He died in Queenstown aged 62[8][9][10] One report said his abilities were "misdirected" and he had been "on the spree".