Owner: Duke of Marlborough / Sir Ralph Gore / Mr. Prior Breeder: Lord Portmore
Duke of Marlborough's black horse won second sweepstakes of 5 was made at Beacon Course of Newmarket on 18 April 1749.
Sir Ralph Gore's Othello, 10 stone, beat Lord March's Bajazet, 7 stone, 1,000 guineas a side 4 miles match at Curragh of Kildare on 5 September 1751.
officially registered as Othello
Mr. Prior named him "Black and all Black". His dam Miss Slamerkin's color was registered as bay (not buck).
Bred by William Crofts(1711-1770) of West Harling, Norfolk, he was later sold to Charles Colyear (1700-1785), 2nd Earl Portmore, and after the 1749 season, to Sir Ralph Gore (1725-1802), 6th Baronet of Magherabegg in County Donegal, who sent him to Ireland. More: http://www.bloodlines.net/TB/Bios/Othello.htm