There are 15 mathematicians whose last name begin with MASSSSI.
| Massias, Henri | 2000 | |
| Massie, Tammy | Virginia Commonwealth University | 2005 |
| Massie, Tristan | Virginia Commonwealth University | 2002 |
| Massierer, Maike | Universität Basel | 2014 |
| Massimb, Marcel | The University of Chicago | 1992 |
| Massimi, Michael | University of Toronto | 2012 |
| Massimi, Michela | London School of Economics and Political Science | 2002 |
| Massimi, Paolo | Politecnico di Milano | 2006 |
| Massimini, Annamaria | Technische Universität Wien | 2024 |
| Massimino, Andrew | Georgia Institute of Technology | 2018 |
| Massimo, Fornasier | ||
| Massing, Andre | Universitetet i Oslo | 2012 |
| Massink, Mieke | Katholieke Universiteit Nijmegen | 1996 |
| Massioni, Paolo | Technische Universiteit Delft | 2010 |
| Massios, Nikolaos | Universiteit van Amsterdam | 2002 |