There are 12 mathematicians whose last name begin with FLAS.
| Flasch, Oliver | Technische Universität Dortmund | 2015 |
| Flaschel, Peter | Rheinische Friedrich-Wilhelms-Universität Bonn | 1970 |
| Flaschka, Hermann | Massachusetts Institute of Technology | 1970 |
| Flaschka, Ulrike | Universität Bielefeld | 1992 |
| Flash, Tamar | ||
| Flashman, Jennifer | University of California, Los Angeles | 2009 |
| Flashman, Martin | Brandeis University | 1974 |
| Flashner, Henryk | University of California, Berkeley | 1979 |
| Flaška, Marek | Technische Universiteit Delft | 2006 |
| Flaška, Václav | Charles University | 2008 |
| Flaskova, Jana | Charles University | 2006 |
| Flaspohler, David | Rutgers University, New Brunswick | 1971 |