King sat in the Irish House of Commons as the Member of Parliament for Boyle between 1761 and the constituency's disenfranchisement in 1800.
[1] In 1770 he was made a member of the Privy Council of Ireland.
He was the son of Robert King, 2nd Earl of Kingston.
A photo of Henry hung at the Rockingham Estate and was sold at auction by Adams in 2009 for €38,000.
This article about a Member of the Parliament of Ireland (up to 1800) is a stub.