Caesar Augustus Rodney (January 4, 1772 – June 10, 1824) was an American lawyer and politician from Wilmington, in New Castle County, Delaware. He was a member of the Democratic-Republican Party, who served in the Delaware General Assembly, as well as a U.S. Representative from Delaware, U.S. Senator from Delaware, U.S. Attorney General, and U.S. Minister to Argentina. He was the nephew of Caesar Rodney, the signer of the Declaration of Independence who is pictured on the Delaware state quarter.