| Severin Gertken, OSB | 1921-1923 | |
| Virgil Michel, OSB | 1923 (Fall) | |
| Gilbert Winkelmann, OSB | 1924 (Spring) | |
| Mark Braun, OSB | 1924-1927 | |
| David Yuenger, OSB | 1927-1928 | |
| Mark Braun, OSB | 1928-1933 | (until first semester of 1933) |
| Virgil Michel, OSB | 1933-1938 | (stared second semester; died November 26, 1938) |
| Walter Reger, OSB | 1938-1939 | (Acting Dean) |
| Ernest Kilzer, OSB | 1939-1943 | |
| Martin Schirber, OSB | 1943-1952 | |
| Arno Gustin, OSB | 1952-1958 | |
| Dunstan Tucker, OSB | 1958-1967 | |
| Hilary Thimmesh, OSB | 1967-1969 | |
| John E. Lange | 1969-1972 | (and Academic Vice President) |
| O. William Perlmutter | 1972-1973 | |
| Gunther R. Rolfson, OSB | 1973-1979 | |
| Robert Spaeth | 1979-1988 | |
| Dietrich Reinhart, OSB | 1988-1991 | |
| Joseph Farry | 1991-1996 | |
| Cheryl Knox | 1996-2003 | |
| Rita Knuesel | 2003-2006 | Academic Dean/Associate Provost, CSB/SJU |
| Joe DesJardins | 2006-2007 | Interim Academic Dean and Associate Provost, CSB/SJU |
| Joe DesJardins | 2007-2011 | Academic Dean and Associate Provost, CSB/SJU |
| Richard Ice | 2011-2014 | Academic Dean, CSB/SJU |
| Karen Erickson | 2014- | Academic Dean, CSB/SJU |
| Cindy Malone | 2015-2016 | Associate Academic Dean, CSB/SJU |
| Barbara May | 2016- | Associate Academic Dean, CSB/SJU |