| President | | | William Pepper | 1893-1898 | | Samuel W. Pennypacker | 1898-1916 | | Thomas L. Montgomery | 1916-1922 | | A.S.W. Rosenbach | 1922-1952 | | Lessing J. Rosenwald | 1953-1964 | | Robert E. Spiller | 1964-1968 | | Emerson Greenaway | 1968-1973 | George Allen
| 1973-1998 |
| Secretary | | | Harrison S. Morris | 1893-1898 | | John Ashhurst | 1898-1932 | | [A.S.W. Rosenbach, ex officio] | 1932-1952 | | Julian P. Boyd | 1939-1943 | | M. Joseph McCosker | 1953-1966 | | Howell J. Heaney | 1967-1978 |
| Treasurer | | | John P. Nicholson | 1893-1894 | | Carl Edelheim | 1894-1895 | | Francis H. Earp | 1895-1898 | | Thomas L. Montgomery | 1898-1914 | | John Thomson | 1914-1916 | | Clinton Rogers Woodruff | 1916-1948 | | John H. Powell | 1948-1957 | | Penrose R. Hoopes | 1957-1967 | | Howard H. Lewis | 1967-1985 | | Ellen Dunlap | 1985-1992 |
| Curator | | | John Thomson | 1893-1914 | | Thomas L. Montgomery | 1914-1916 |
[The office of Curator was abolished when the Club ceased to maintain its own rooms, with its own library and print collection.] |
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