 His grandsire Sunstar won the 2000 Guineas and Epsom Derby in 1911 before becoming a successful stud; apart from Craig an Eran, notable offspring included the 1917 Epsom Oaks Sunny Jane.His dam, Sold Again had an unfashionable pedigree, proved useless in a career as a racehorse on the flat and was given away free to her trainer who sold her for 20 guineas.She was bought for 230 guineas by Sydney McGregor who raced her over hurdles without success before retiring her to stud.