Department of (the) Treasury or similar may refer to:

Department of the Treasury (Australia)

Department of Treasury and Finance (South Australia)

Department of Treasury and Finance (Victoria)

Department of Treasury (Western Australia)

Department of the Treasury (Isle of Man)

Puerto Rico Department of Treasury

United States Department of the Treasury

Bodies called Department of the Treasury often exist for English-speaking countries' subnational divisions, such as:

Provinces of Canada

States of Australia

States of the United States