George Ralph Charles Ormsby-Gore, 3rd Baron Harlech, KCB TD DL (21 January 1855 – 8 May 1938), was a British soldier and Conservative Member of Parliament.
Harlech was the son of William Richard Ormsby-Gore, 2nd Baron Harlech, and Lady Emily Charlotte Seymour, and was educated at Eton College and the Royal Military College, Sandhurst.
He served in the regular army as a Lieutenant in the Coldstream Guards from 1875 to 1883. He later served in the Shropshire Yeomanry, becoming its commanding officer as Lieutenant-Colonel from 1902 to 1907, and was Honorary Colonel from 1908. He commanded the Welsh Guards at home during the First World War in 1915. He was Chairman of the Salop Territorial Army Association.
He was elected to the House of Commons for Oswestry in a by-election in May 1901, a seat he held until 1904 when he succeeded his father as third Baron Harlech and entered the House of Lords.
Lord Harlech was a Justice of the Peace for both County Leitrim and Shropshire and High Sheriff of Leitrim for 1885. He was appointed to be a Deputy Lieutenant of Merionethshire in 1896 and of Shropshire in 1897.