Colonel Sir Rowland Blennerhassett, 1st Baronet (1741 - 14 March 1821) was an Anglo-Irish lawyer and baronet.
Blennerhassett was the son of Robert Blennerhassett and Frances Yielding. He was the great-grandson of Robert Blennerhassett MP.[1]
He trained as an attorney and practised law.[2] He was the colonel of the 'Laune Rangers' militia regiment of volunteers from 1779 to 1782. Between 1796 and 1797 he was a Justice of the Peace in County Kerry. Blennerhassett resettled his family at Cahirmoreaun, just outside Tralee, renaming both the house and the village Blennerville in his family's honour. He built a large new family home at Churchtown House, Knockane. In 1800 he was granted permission to hold four fairs a year and one market a week in Blennerville, which providing him with extra income. Blennerhassett established in Blennerville a windmill around 1800 which still exists and a Church of Ireland school, called the Erasmus Smith School, in 1812. On 22 September 1809 he was created a baronet of Blennerville in the County of Kerry, in the Baronetage of the United Kingdom. He was confirmed the right to bear the family coat of arms a year earlier.
Blennerhassett married his first cousin, Millicent Agnes Yielding, the daughter of Richard Yielding, on 31 October 1762; she was killed in an accident in 1801, receiving a blow from one of the sails of their windmill. Together, they had five children:[1]