David Ormsby-Gore, 5th Baron Harlech

William David Ormsby-Gore, 5th Baron Harlech (20 May 1918 – 26 January 1985), known as David Ormsby-Gore until June 1961 and as Sir David Ormsby-Gore from then until February 1964, was a British diplomat and Conservative politician. From 1950 until 1961, he was a member of the Member of Parliament. 
He died in a car crash in 1985. Senator Edward Kennedy, Jacqueline Kennedy Onassis and other Kennedy family members attended his funeral in Llanfihangel-y-traethau.