he was the son of william feilding, 5th earl of denbigh, and isabella haeck de jong. he married mary cotton, daughter of sir john cotton, 6th baronet, and jane burdett, on 12 april 1757. their son was william feilding, viscount feilding. he married, secondly, sarah farnham, daughter of edward farnham, on 21 july 1783. he succeeded to the title of 6th earl of denbigh on 2 august 1755.