There are 21 mathematicians whose last name begin with IOA.
| Ioakim, Xenakis | University of Cyprus | 2014 |
| Ioana, Adrian | University of California, Los Angeles | 2007 |
| Ioana, Loredana | 2016 | |
| Ioannatos, Petros | Wayne State University | 1988 |
| Ioannides, Dimitrios | ||
| Ioannides, Yannis | Stanford University | 1974 |
| Ioannidis, Andreas | University of Athens | 2006 |
| Ioannidis, Evangelos | Aristotle University of Thessaloniki | 2018 |
| Ioannidis, Ioannis | Purdue University | 2005 |
| Ioannidis, Stratis | University of Toronto | 2009 |
| Ioannidis, Yannis | University of California, Berkeley | |
| Ioannidou, Chrysoula | Technische Universiteit Delft | 2022 |
| Ioannidou, Kleoni | University of Toronto | 2006 |
| Ioannidou, Theodora | University of Durham | 1996 |
| Ioannou, Anastasia | University of Leicester | 2020 |
| Ioannou, Christiana | ||
| Ioannou, Iacovos | Washington University in St. Louis | 1992 |
| Ioannou, Lenos | University of Warwick | 2022 |
| Ioannou, Nikolas | The University of Edinburgh | 2012 |
| Ioannou, Petros | University of Illinois at Urbana-Champaign | 1982 |
| Ioannou, Petros | Harvard University | 1983 |