16 Cool Facts About Irish Wolfhounds By Allen Abby - The rough, hard coat comes in many colors, including white, grey, brindle, red, and black. Irish Wolfhounds are too serene to be fierce guard dogs, but just the sight of them is enough to deter intruders. The breed is very old; there are suggestions it may have been brought to Ireland as early as 7000 BC. Please follow and like us: