There are 4 mathematicians whose last name begin with COLG.
| Colgan, Brian | Dublin City University | 2017 |
| Colgan, Niall | University College Dublin | 2009 |
| Colgen, Rainer | Johann Wolfgang Goethe-Universität Frankfurt am Main | 1978 |
| Colgin, Laura | University of California, Irvine | 2003 |