Johnny Murtagh (born May 14, 1970) is an Irish flat racing jockey and trainer from Bohermeen, Navan, County Meath. He has won many of the major flat races in Europe, including all the Irish Classics, all the Group 1 Races at Royal Ascot, the Epsom Derby, the King George VI and Queen Elizabeth Diamond Stakes and Europe's biggest race the Prix de l'Arc de Triomphe. He has also been Irish flat racing Champion Jockey five times.