Teofil Adamecki (1886 in Bielsko-Biała – 1969) was a Polish lawyer and activist. He graduated in law at Vienna University. Adamecki was a member of (National Council of the Duchy of Cieszyn), a local Polish self-government council set to temporarily manage the area before the decision concerning the future of Cieszyn Silesia. Later he became director the Chamber of Commerce and Industry and in Bielsko. From 1933 to 1939 Adamecki was president of the Bielsko branch of the .