On 8 August 1795, Chichester married Lady Anne Harriet Stewart, daughter of
John Stewart, 7th Earl of Galloway, and Anne Dashwood (a daughter of
Sir James Dashwood, 2nd Baronet). Together, they were the parents of two sons and three daughters, including: Lord Spencer died at
Paris on 22 February 1819. His eldest son,
Arthur, was raised to the peerage as
Baron Templemore on the occasion of the
coronation of
William IV in 1831. His widow died on 30 January 1850. ==References==