He was educated at King"s College School.
He also held political office as Master of the Buckhounds under William Gladstone between February and July 1886. Lord Suffield was appointed a Lord-in-Waiting in 1868 in William Gladstone"s first administration, a post he held until 1872. The latter year he was appointed Lord of the Bedchamber to the Prince of Wales, to whom he was a close friend.
He did not serve in Gladstone"s second administration but was briefly Master of the Buckhounds from February to July 1886 in Gladstone"s third administration.
He was sworn of the Privy Council in February 1886. He remained Lord of the Bedchamber until 1901, when on the Prince of Wales"s accession to the throne, Suffield was made a Lord-in-Waiting-in-Ordinary to the King.
Lord Suffield married firstly Cecilia Annetta Baring, daughter of Henry Baring, on 4 May 1854. Honorary Bridget Louisa Harbord (d 24 September 1951), married Sir Derek Keppel.
Charles Harbord, 6th Baron Suffield (14 June 1855-1810 February 1924).
Honorary Cecilia Margaret Harbord (15 June 1856-1856 October 1934), married Robert Wynn-Carington, 1st Marquess of Lincolnshire, and had issue. Honorary Alice Marion Harbord (23 June 1857 – 1940), married Charles Mills, 2nd Baron Hillingdon and had issue.
Honorary Elizabeth Evelyn Harbord (23 February 1860 – 19 February 1957), married George Astley, 20th Baron Hastings. daughter Harbord (died in infancy, 1860).
Assheton Edward Harbord (20 January 1861, Harlestone, Northamptonshire–18 July 1929). Honorary Judith Harbord (12 June 1862, Gunton Park, Norfolk–4 February 1942). Honorary Winifred Harbord (31 December 1864 Gunton, Norfolk–6 January 1949), married in 1889 Captain Geoffry Carr Glyn.
Eleanor Harbord (c 1868, Gunton, Norfolk–12 July 1936) Honorary Bridget Louisa Harbord (ca 1871, London–24 September 1951). Lady Suffield died in 1911.
Lord Suffield married secondly, aged 81, Frances Amelia Jessie Eliot Gabbett, daughter of Major Robert Pool Gabbett, in August 1911.
Lord Suffield was also President of the Royal Cromer golf club in 1887 (in fact Suffield was landlord of the golf club" land). A substantial landowner, he owned 12,000 acres and had seats at Gunton Park, Norwich, and Harbord House, Cromer.
His London residence was at 129 Street George"s Road.