There are 7 mathematicians whose last name begin with ORZ.
| Orza, Ramona | Technische Universiteit Eindhoven | |
| Orzach, Ram | Tel Aviv University | 1995 |
| Orzan, Simona | Vrije Universiteit Amsterdam | 2004 |
| Orzech, Grace | University of Illinois at Urbana-Champaign | 1970 |
| Orzech, Morris | Cornell University | 1967 |
| Orzechowski, Mark | University of St. Andrews | 1997 |
| Orzen, Henrik | University of Nottingham | 2003 |