James Scarlett, 4th Baron Abinger

James Yorke Macgregor Scarlett, 4th Baron Abinger (13 March 1871 – 11 December 1903), was a British peer.

Life James Yorke Macgregor Scarlett was educated at Eton and Trinity College, Cambridge. He was a captain in the 3rd Battery Queen's Own Cameron Highlanders, and saw active service in the Second Boer War, leaving England for South Africa in February 1900.

He owned . His town address was at 46 Cornwall Gardens, but he also owned Inverlochy Castle (today Inverlochy Castle Hotel), Invernessshire. He was a member of the Carlton Club.

He died of heart failure caused by an accidental fall down a flight of stairs at a restaurant in Paris, France.

Family Scarlett was the son of William Scarlett, 3rd Baron Abinger, and his wife Helen (née Magruder). Evelina Haverfield was his sister. He succeeded his father in the barony in 1892, and died unmarried without male heirs. The barony then fell to his second cousin Shelley Scarlett, who descended from the third son of the 1st Baron Abinger.