There are 24 mathematicians whose last name begin with PETRU.
| Petru, Tunde | Babeş-Bolyai University | 2009 |
| Petrů, Lukáš | Charles University | 2010 |
| Petruccelli, Jonathan | University of Rochester | 2009 |
| Petruccelli, Joseph | Purdue University | 1978 |
| Petrucci, Alessandra | ||
| Petrucci, Marzia | Universidade de São Paulo | 2020 |
| Petrucciani, Tommaso | Université Paris Diderot - Paris 7 | 2019 |
| Petrucciani, Tommaso | Università di Genova | 2019 |
| Petrucco, Oswald | University of Michigan | 1968 |
| Petrucdelli, Joseph | Purdue University | 1978 |
| Petrullo, Pasquale | Università degli Studi della Basilicata | 2011 |
| Petrunin, Anton | University of Illinois at Urbana-Champaign | 1995 |
| Petrus, Ann | Tulane University | 1976 |
| Petrusel, Adrian-Olimpiu | Babeş-Bolyai University | 1994 |
| Petrusel, Gabriela | Babeş-Bolyai University | 2007 |
| Petruševski, Mirko | Ss. Cyril and Methodius University of Skopje | 2015 |
| Petrushev, Pencho | University of Sofia | |
| Petrushevskii, Fyodr | Taras Shevchenko National University of Kyiv | 1862 |
| Petrushevskii, Fyodr | Leningrad State University | 1865 |
| Petruska, György | Eötvös Loránd University | 1967 |
| Petruskeviciute, Danute | Vilniaus universitetas | 1966 |
| Petrův, Vladimír | Charles University | 1958 |
| Petruzzi, Nicholas | Purdue University | 1995 |
| Petruzzi, Patricio | Imperial College London | 2017 |