His Grace Sieuwerd Cuijpers von Anderinch, Duke of Anderinch (Sieuwerd Cuijpers) was Staatsminister of Greater Hulstria from 2774 to 2778 and again from 2789 to 2792. He has previous served in His Majesty's Government as Staatsminister (2774-2778), Internal Affairs Minister, Vizestaatsminister, Finance Minister and Justice Minister. With thirty years in the cabinet, Cuijpers was the body's senior member.