The ex officio members of the Delaware River Basin Commission are the governors of the four basin states (Delaware, New Jersey, New York and Pennsylvania) and the Commander of the U.S. Army Corps of Engineers North Atlantic Division, who serves as the federal representative.

Annual elections are held for Commission chair, vice chair and second vice chair, based on a rotation of the five signatory parties.

The members appoint alternate Commissioners.

Below are the Commissioners for the DRBC's Fiscal Year 2023: July 1, 2022 to June 30, 2023.