Thomas Tudor Tucker was a Bermuda-born American physician and politician representing Charleston, South Carolina. He was elected from South Carolina in both the Continental Congress and the U.S. House. He later was appointed as Treasurer of the United States and served from 1801 to his death in 1828, establishing a record as the longest-serving Treasurer.

The Treasurer of the United States is an officer in the United States Department of the Treasury who serves as the custodian and trustee of the federal government's collateral assets and the supervisor of the department's currency and coinage production functions. As of September 12, 2022, the treasurer is Marilynn Malerba, who is the first Native American to hold the office.