James Knox was how this Member was usually known, in order to distinguish him from his brother John Henry, Member for Newry.
Again returned unopposed at the ensuing general election, he was absent from the division on the second reading of the reintroduced bill, 6 July, and sided with opposition for using the 1831 census to determine the disfranchisement schedules, 19 July 1831. But he voted for the disfranchisement of St. Germans, 26 July, and the partial disfranchisement of Guildford, 29 July, paired for the union of Rochester with Chatham and Strood, 9 Aug., and divided for the inclusion of Merthyr Tydfil in the Cardiff district, 10 Aug. He was listed in the ministerial majorities for prosecuting all those guilty of corrupt practices in the Dublin election, 23 Aug., and against preserving the rights of freemen, 30 Aug. His father having been granted an earldom in September as the apparent price of his family’s continued support,
Knox died at Brighton in July 1856, leaving his estate to his widow and their only child, Emily Louisa Diana, wife of Sir Robert Dundas of Arniston (1823-1909).
