International Mathematical Olympiad Committee
| Barbeau, Edward J. | 1986 - 1986 | , served as chair | |
| Barbeau, Edward J. | 1987 - 1991 | , ex-officio | |
| Borwein, David | - | , ex-officio | |
| Borwein, Peter B. | 1985 - 1987 | , ex-officio | |
| Butler, Geoffery J. | 1985 - 1987 | , served as chair | |
| Dawson, R. | 1995 - 1997 | ||
| Dunkley, Ronald | 1987 - 1989 | ||
| Fisher, J. Chris | 1994 - 1996 | ||
| Gauthier, Paul M. | - | , ex-officio | |
| Griffiths, Thomas | 1987 - 1988 | ||
| Gunther, Georg | 1990 - 1994 | , served as chair | |
| Gunther, Georg | 1995 - 1995 | ||
| Gupta, R. | 1989 - 1993 | ||
| Klamkin, Murray S. | 1986 - 1988 | ||
| Moser, William O. J. | 1992 - 1994 | ||
| Nowakowski, Richard J. | 1994 - 1994 | , ex-officio | |
| Nowakowski, Richard J. | 1995 - 1996 | , served as chair | |
| Reis, C. M. | 1985 - 1986 | , ex-officio | |
| Salisbury, Thomas S. | 1989 - 1991 | ||
| Scoins, Ronald G. | 1990 - 1993 | ||
| Shawyer, Bruce L. R. | 1987 - 1989 | , served as chair | |
| Shawyer, Bruce L. R. | 1990 - 1991 | , ex-officio | |
| Stewart, Patrick N. | - | , ex-officio | |
| Taylor, Peter P. D. | 1985 - 1985 | , ex-officio | |
| Turgeon, Jean M. | 1994 - 1996 | ||
| Williams, Edgar R. | - | , ex-officio | |
| Wong, Roderick S. C. | - | , ex-officio | |
| Woodrow, Robert E. | - | , ex-officio | |
| Wright, Graham P. | - | , ex-officio |