There are 37 mathematicians whose last name begin with CHAC.
| Chace, Charles | Columbia University | 1990 |
| Chacha, Ade Irma Suriajaya | Nagoya University | 2016 |
| Chacha, Ahmed Djamel | ||
| Chachada, Sachin | University of Southern California | 2016 |
| Chachapoyas Siesquén, Nancy Carolina | Aix-Marseille Université | 2014 |
| Chachapoyas Siesquén, Nancy Carolina | Universidade de São Paulo | 2014 |
| Chachere, Gerald | University of California, Berkeley | 1977 |
| Chachlakis, Dimitris | Rochester Institute of Technology | 2021 |
| Chacholiades, Miltiades | Massachusetts Institute of Technology | 1965 |
| Chacholski, Wojciech | University of Notre Dame | 1995 |
| Chachra, Neha | University of California, San Diego | 2015 |
| Chachulska, Joanna | Politechnika Warszawska | 2009 |
| Chacko, Keerthi | Indian Institute of Technology Delhi | 2023 |
| Chacko, Mathew | Columbia University | 1999 |
| Chacko, Modale | University of Michigan | 1998 |
| Chacko, V. | University of California, Berkeley | 1959 |
| Chacon, Adam | Cornell University | 2014 |
| Chacon, Ben | The Pennsylvania State University | 2004 |
| Chacon, Gerardo | Instituto Venezolano de Investigaciones Cientificas (IVIC) | 2001 |
| Chacon, Henry | University of Texas at San Antonio | 2021 |
| Chacon, Rafael | Syracuse University | 1956 |
| Chacon, Rene | University of Washington | 1985 |
| Chacón, Erick | Centro de Investigación y de Estudios Avanzados del Instituto Politécnico Nacional (CINVESTAV-IPN) | 2019 |
| Chacón, Gerardo | University of Tennessee - Knoxville | 2010 |
| Chacón, Jesús Miguel | Universidad de Castilla - La Mancha | 2006 |
| Chacón, José | Universidad de Extremadura | 2004 |
| Chacón, Pablo | Universitat de València | 2000 / 2001 |
| Chacón, Pablo | Universidade de São Paulo | 2000 / 2001 |
| Chacón Capera, Andrés | Universidad Nacional de Colombia | 2022 |
| Chacón-Cortés, Leonardo | Centro de Investigación y de Estudios Avanzados del Instituto Politécnico Nacional (CINVESTAV-IPN) | 2014 |
| Chacon Mondragon, Oscar | University of Texas at Austin | 1987 |
| Chacon-Taylor, Donald | University of Utah | 2022 |
| Chacon-Tirado, Mauricio | Universidad Nacional Autónoma de México (UNAM) | 2014 |
| Chacon Vera, Eliseo | University of California, Los Angeles | 1996 |
| Chacouche, Khaled | Université Paris-Est Créteil Val-de-Marne | 2017 |
| Chacron, Joseph | Université de Picardie Jules Verne | 1970 |
| Chacrone, Seddik | Université de Montréal | 1996 |