Joseph Lovell (1818-1836)
Benjamin King (1836-1836)
Thomas Lawson (1836-1861)
Clement Alexander Finley (1861-1862)
William Alexander Hammond (1862-1864)
Joseph K. Barnes (1864-1865)
John Shaw Billings (1865-1895)
David Low Huntington (1896-1897)
James Cushing Merrill (1898-1902)
Walter Reed (1902-1902)
Calvin DeWitt (1903-1904)
Walter Drew McCaw (1904-1913)
Champe Carter McCullough (1913-1918)
Paul Frederick Straub (1918-1919)
Francis Anderson Winter (1919-1919)
Robert Ernest Nobel (1919-1924)
James Matthew Phalen (1925-1927)
Percy Moreau Ashburn (1927-1932)
Edgar Erskine Hume (1932-1936)
Harold Wellington Jones (1936-1945)
Leon Lloyd Gardner (1945-1946)
Joseph Hamilton McNinch (1946-1949)
Frank Bradway Rogers (1956-1963)
Martin Marc Cummings (1964-1983)
Donald A. B. Lindberg (1984-2015)
Betsy Humphrey (2015-2016)
Patricia Flatley Brennan (2017-2023).