There are 50 mathematicians whose last name begin with HASA.
| Häsä, Jokke | Imperial College London | 2012 |
| Hasabelnaby, Nancy | Iowa State University | 1987 |
| Hasabnis, Mihir | Carnegie Mellon University | 2022 |
| Hasan, Abeer | Bowling Green State University | 2013 |
| Hasan, Amani | University of Tehran | 2022 |
| Hasan, Baktiar | University of Guelph | 2003 |
| Hasan, Haider | University of Nottingham | 2006 |
| Hasan, Haji | University of Duhok | 2010 |
| Hasan, Hayan | Otto-von-Guericke-Universität Magdeburg | 2014 |
| Hasan, Kazi Saidul | University of Texas at Dallas | 2014 |
| Hasan, Laiq | Technische Universiteit Delft | 2011 |
| Hasan, Mahmud | Macquarie University | 2018 |
| Hasan, Mahmud | Brown University | 1982 |
| Hasan, Mahmudul | University of Calgary | 2018 |
| Hasan, Masud | University of Waterloo | 2005 |
| Hasan, Masum | University of Waterloo | 1996 |
| Hasan, MD Arif | University of Illinois at Urbana-Champaign | 2014 |
| Hasan, MD Mehedi | University of Ulsan | 2019 |
| Hasan, Mehedi | Tennessee Technological University | 2022 |
| Hasan, Milos | Cornell University | 2009 |
| Hasan, Mohamad | Landbouwuniversiteit Wageningen | 2003 |
| Hasan, Mohammad | University of North Carolina at Charlotte | 2014 |
| Hasan, Mohammad | Aligarh Muslim University | 2012 |
| Hasan, Mohammad | University of Illinois at Urbana-Champaign | 1993 |
| Hasan, Mohammed | University of Victoria | 1992 |
| Hasan, Mohammed | Colorado State University | 1991 |
| Hasan, Muhammad | University of Adelaide | 2014 |
| Hasan, Osman | 2008 | |
| Hasan, Ragheb | University of Auckland | 2018 |
| Hasan, Ragib | University of Illinois at Urbana-Champaign | 2009 |
| Hasan, Raiful | University of Alabama-Birmingham | 2023 |
| Hasan, Rakebul | Université de Nice-Sophia Antipolis | 2014 |
| Hasan, Samir | University of Manchester | 2004 |
| Hasan, Sartaj Ul | Indian Institute of Technology, Mumbai | 2010 |
| Hasan, Sazib | University of Louisiana at Lafayette | 2019 |
| Hasan, S M | Virginia Polytechnic Institute and State University | 2017 |
| Hasan, Tanzil | Xiamen University | 2016 |
| Hasan, Tariq | University of California, Berkeley | 1979 |
| Hasan, Waqar | Stanford University | 1996 |
| Hasan, Zahid | University of Birmingham | 1982 |
| Hasan, Z. Masum | University of Toronto | 1996 |
| Hasanalizade, Elchin | University of Lethbridge | 2023 |
| Hasanbasri, Ardina | Washington University in St. Louis | 2019 |
| Hasanbeig, Mohammadhosein | University of Oxford | 2021 |
| Hasanbulli, Mustafa | Eastern Mediterranean University | 2010 |
| Hasani, Ahmad | University of Kerman | 2006 |
| Hasanis, Thomas | ||
| Hasanov (Hasanoglu), Alemdar | Lomonosov Moscow State University | 1982 |
| Hasanuzzaman, Md | Aligarh Muslim University | 2021 |
| Hasanuzzaman, Mohammed | Université de Caen Normandie | 2016 |