There are 3 mathematicians whose last name begin with ORP.
| Orphanides, Athanasios | Massachusetts Institute of Technology | 1990 |
| Orponen, Pekka | Helsingin yliopisto | 1986 |
| Orponen, Tuomas | Helsingin yliopisto | 2012 |
There are 3 mathematicians whose last name begin with ORP.
| Orphanides, Athanasios | Massachusetts Institute of Technology | 1990 |
| Orponen, Pekka | Helsingin yliopisto | 1986 |
| Orponen, Tuomas | Helsingin yliopisto | 2012 |