| Year | President | Theme | |
| 1910-11
& 1911-12
|
Paul P. Harris
|
|
No theme |
| 1912-13 | Glenn C. Mead
(Philadelphia, Pennsylvania, USA) |
|
No theme |
| 1913-14 | Russell F. Greiner
(Kansas City, Missouri, USA) |
|
No theme |
| 1914-15 | Frank L. Mullholland
(Toledo, Ohio, USA) |
|
No theme |
| 1915-16 | Allen D. Albert
(Minneapolis, Minnesota, USA) |
|
No theme |
| 1916-17 | Arch C. Klumph
(Cleveland, Ohio, USA) |
|
No theme |
| 1917-18 | E. Leslie Pidgeon
(Winnipeg, Manitoba, Canada) |
|
No theme |
| 1918-19 | John Poole
(Washington, D.C., USA) |
|
No theme |
| 1919-20 | Albert S. Adams
(Atlanta, Georgia, USA) |
|
No theme |
| 1920-21 | Estes Snedecor
(Portland, Oregon, USA) |
|
No theme |
| 1921-22 | Crawford McCullough
(Fort William, Ontario, Canada) |
|
No theme |
| 1922-23 | Raymond M. Havens
(Kansas City, Missouri, USA) |
|
No theme |
| 1923-24 | Guy Gundaker
(Philadelphia, Pennsylvania, USA) |
|
No theme |
| 1924-25 | Everett W. Hill
(Oklahoma City, Oklahoma, USA) |
|
No theme |
| 1925-26 | Donald A. Adams
(New Haven, Connecticut, USA) |
|
No theme |
| 1926-27 | Harry H. Rogers
(San Antonio, Texas, USA) |
|
No theme |
| 1927-28 | Arthur H. Sapp
(Huntington, Indiana, USA) |
|
No theme |
| 1928-29 | I.B. Tom Sutton
(Tampico, Tamps., Mexico) |
|
No theme |
| 1929-30 | M. Eugene Newsom
(Durham, North Carolina, USA) |
|
No theme |
| 1930-31 | Almon E. Roth
(Palo Alto, California, USA) |
|
No theme |
| 1931-32 | Sydney W. Pascall
(London, England) |
|
No theme |
| 1932-33 | Clinton P. Anderson
(Albuquerque, New Mexico, USA) |
|
No theme |
| 1933-34 | John Nelson
(Montreal, Quebec, Canada) |
|
No theme |
| 1934-35 | Robert E. Lee Hill
(Columbia, Missouri, USA) |
|
No theme |
| 1935-36 | Ed. R. Johnson
(Roanoke, Virginia, USA) |
|
No theme |
| 1936-37 | Will R. Manier, Jr.
(Nashville, Tennessee, USA) |
|
No theme |
| 1937-38 | Maurice Duperrey
(Paris, France) |
|
No theme |
| 1938-39 | George C. Hager
(Chicago, Illinois, USA) |
|
No theme |
| 1939-40 | Walter D. Head
(Teaneck, New Jersey, USA) |
|
No theme |
| 1940-41 | Armando de Arruda Pereira
(São Paulo, São Paulo, Brazil) |
|
No theme |
| 1941-42 | Tom J. Davis
(Butte, Montana, USA) |
|
No theme |
| 1942-43 | Fernando Carbajal
(Lima, Perú) |
|
No theme |
| 1943-44 | Charles L. Wheeler
(San Francisco, California, USA) |
|
No theme |
| 1944-45 | Richard H. Wells
(Pocatello, Idaho, USA) |
|
No theme |
| 1945-46 | T. A. Warren
(Wolverhampton, Staffs, England) |
|
No theme |
| 1946-47 | Richard C. Hedke
(Detroit, Michigan, USA) |
|
No theme |
| 1947-48 | S. Kendrick Guernsey
(Jacksonville, Florida, USA) |
|
No theme |
| 1948-49 | Angus S. Mitchell
(Melbourne, Victoria, Australia) |
|
No theme |
| 1949-50 | Percy C. Hodgson
(Narragansett, Rhode Island, USA) |
|
No theme but he
had a lengthy "manifesto" |
| 1950-51 | Arthur Lagueux
(Quebec, Quebec, Canada) |
|
No theme but he
had a lengthy "manifesto" |
| 1951-52 | Frank E. Spain
(Greensboro, Alabama, USA) |
|
No theme |
| 1952-53 | H.J. Brunnier
(San Francisco, California, USA) |
|
No theme |