John II Casimir Vasa
Gothard Wilhelm Butler (, c. 1600 – 18 January 1660) was a Polish-Lithuanian nobleman and politician of Scottish origin, born in Kuldīga (Goldingen). He was Grand treasurer of the Crown, the Crown court chamberlain and a captain of the guard of King John II Casimir Vasa and erderman of Prienai, Parnu and Bolesław.