John Isaac Heard MP (1787 – 1 September 1862)[1][2][3] was an Irish Whig politician.
He was admitted to Peterhouse, Cambridge in 1804, graduating with a Bachelor of Arts in 1808.
[2][3] He later became a Justice of the peace and Deputy Lieutenant and, in 1839, High Sheriff of County Cork.
[2][3] He was elected Whig Member of Parliament (MP) for Kinsale at a by-election in 1852—caused by the resignation of Benjamin Hawes—and held the seat until 1859, when he did not seek re-election.
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