There are 4 mathematicians whose last name begin with XE.
| Xefteris, Dimitrios | Universitat Autònoma de Barcelona | 2009 |
| Xekalaki, Evdokia | University of Bradford | 1977 |
| Xekalakis, Polychronis | The University of Edinburgh | 2009 |
| Xenophontos, Christos | University of Maryland Baltimore County | 1996 |