John Harbord, 8th Baron Suffield

John Harbord, 8th Baron Suffield (1 July 1907 – 23 June 1945), of Gunton Park, near Norwich, Norfolk, was a British soldier, peer, and baronet, a member of the House of Lords from 1943 to 1945.

John Harbord was the younger of the two sons of Charles Harbord, 6th Baron Suffield and his wife Evelyn Louisa Wilson-Patten. His mother was a daughter of Captain Eustace John Wilson-Patten and Emily Constantia Thynne (1840–1926), a granddaughter of Thomas Thynne, 2nd Marquess of Bath. She later married again and became Marchioness of Headfort.

He died on 23 June 1945, unmarried, and was succeeded by a distant elderly cousin, Geoffrey Harbord (1861–1946), son of the Hon. William Harbord, third son of Edward Harbord, 3rd Baron Suffield (1781–1835).