Hans Blackwood, 3rd Baron Dufferin and Claneboye

Hans Blackwood, 3rd Baron Dufferin and Claneboye (1758 – 18 November 1839), styled The Honourable Hans Blackwood between 1800 and 1836, was an Irish peer and politician.

Blackwood was the fourth son of Sir John Blackwood, 2nd Baronet and Dorcas Blackwood, 1st Baroness Dufferin and Claneboye.

Blackwood represented Killyleagh in the Irish House of Commons between 1799 and 1800. From 1813 to 1832 he was a Commissioner of Audit of Ireland. He succeeded his elder brother James in the barony in 1836. This was an Irish peerage and did not entitle him to an automatic seat in the House of Lords.

Lord Dufferin and Claneboye married firstly on 19 June 1784, Mehetabel Hester Temple (who died on 7 February 1798), second daughter and co-heir of Robert Temple, elder brother of Sir John Temple, Bt. and lineal descendant of the ancient family of Temple of Stowe, and had issue:

He married secondly on 8 July 1801, Elizabeth Finlay (who died in July 1843), eldest daughter and co-heir of William Henry Finlay, of Gennetts, County Meath, and had by her, with five daughters, issue:

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