One-Name Study for the surname Shields and all variants, including: McShiels, McShields, O'Shiels, O' Shields, Shiel, Sheilles, Sheild, Sheill, Sheels, Sheils, Sheil, Shield, Shieles, Shiels, Shiells, Shielles, Shiell, Sheills, Sheilds, Sheals, Scales. The project is open to all DNA testers, male or female, who have ancestors with the Shields (or variant) surname.