John Blennerhassett (1769–1794)

John Blennerhassett (1769 – 6 July 1794) was an Anglo-Irish politician.

Blennerhassett was the son of William Blennerhassett and Catherine Johnson, and the great-grandson of John Blennerhassett. He was educated at Trinity College, Dublin, graduating with a masters in 1792. Between 1790 and his death in 1794 Blennerhassett sat in the Irish House of Commons as the Member of Parliament for Kerry. He was unmarried when he died.