The eldest son of Lewis Watson, 2nd Baron Sondes, and his wife Mary, he succeeded his father in the peerage in 1806.
[1] In 1814, Sondes presented his tutor, William Brice Fletcher, to the rectory of Kettering, of which he held the advowson.
Parliament subsequently passed legislation indemnifying existing bondholders and legalizing bonds of special resignation under certain regulated terms.
[4] On 20 December 1830, Sondes was commissioned first major in the East Kent Regiment of Yeomanry Cavalry.
[1] An obituarist recalled his dislike of sentiment and cant, and his aversion to women, employing manservants instead of housemaids at Rockingham Castle.