Background
He was the illegitimate son of the 17th Baron Dacre and Elizabeth FitzThomas.
He was the illegitimate son of the 17th Baron Dacre and Elizabeth FitzThomas.
Barrett-Lennard was educated at Downing College, Cambridge.
Barrett-Lennard was a Deputy Lieutenant of Essex, and a Fellow of the Society of Antiquaries of London. On 30 June 1801, he was created a baronet, of Belhus, in the County of Essex. She died in 1830, and Barrett-Lennard married secondly Georgina Matilda Stirling, daughter of Sir Walter Stirling, 1st Baronet on 20 June 1833.
11th United Kingdom Parliament]
He entered the British House of Commons for Essex South in 1832 and was a Member of Parliament (Member of Parliament) until 1832. Barrett-Lennard died aged 96 and was at this time the most senior member of the baronetage.