There are 26 mathematicians whose last name begin with CHIO.
| Chio, Ivan | Indiana University-Purdue University Indianapolis | 2020 |
| Chiodaroli, Elisabetta | Universität Zürich | 2013 |
| Chiodo, Alessandro | University of Cambridge | 2003 |
| Chiodo, Maurice | University of Melbourne | 2012 |
| Chiodo, Maurice | University of Cambridge | 2016 |
| Chiola, Giovanni | ||
| Chion, Jean | Université de Grenoble | 1965 |
| Chiong, Khai | California Institute of Technology | 2015 |
| Chiong Meza, Catherine | Technische Universiteit Delft | 2012 |
| Chionh, Eng-Wee | University of Waterloo | 1990 |
| Chioniadis, Gregory | Ilkhans Court at Tabriz | 1296 |
| Chiorean, Ioana | Babeş-Bolyai University | 1994 |
| Chiorescu, Marcela | Florida Atlantic University | 2009 |
| Chiorino, Giovanna | Université de Pau et des Pays de l'Adour | 2000 |
| Chiosa, Iurie | Universität Siegen | 2010 |
| Chiose, Ionut | State University of New York at Stony Brook | 2004 |
| Chiossi, Simon | Università di Genova | 2003 |
| Chiotellis, Alexandros | Universiteit van Amsterdam | 2013 |
| Chiotis, Dimitrios | University of Newcastle upon Tyne | 2020 |
| Chiou, Dah-Wei | University of California, Berkeley | 2006 |
| Chiou, Derek | Massachusetts Institute of Technology | 1999 |
| Chiou, Jeng-Min | University of California, Davis | 1997 |
| Chiou, Kuo | Harvard University | 1976 |
| Chiou, Sy Han | University of Connecticut | 2013 |
| Chiou, Wen-Lin | University of Illinois at Chicago | 1991 |
| Chiozini de Souza, Lucas | Università degli Studi di Palermo | 2025 |