He is married to Juliana Udny.
They got married on September 3, 1804, he was 27 years old.
Child(ren):
William Richard Hamilton was Under-Secretary, Foreign Office between 1809 and 1822.2 He held the office of Minister to Naples between 1822 and 1825.3,2 He held the office of Trustee of the British Museum between 1838 and 1858.2 He was an archaeologist.2
The data shown has no sources.