There are 24 mathematicians whose last name begin with HALD.
| Hald, Anders | Københavns Universitet | 1948 |
| Hald, Ole | New York University | 1972 |
| Haldane, F. Duncan | University of Cambridge | 1975 |
| Haldane, John | ||
| Haldar, Ayan | Gottfried Wilhelm Leibniz Universität Hannover | 2020 |
| Haldar, Debasis | National Institute of Technology, Rourkela | 2023 |
| Haldar, Krishnendu | Texas A&M University | 2012 |
| Haldar, Sandip | University of Maryland College Park | 2013 |
| Haldeman, Charles | Massachusetts Institute of Technology | 1964 |
| Haldenwang, Nils | Universität Osnabrück | 2017 |
| Haldenwang, Pierre | Université de Provence - Aix-Marseille I | 1984 |
| Halder, Abhishek | Texas A&M University | 2014 |
| Halder, Aritra | University of Connecticut | 2020 |
| Halder, Bijit | Stanford University | 1998 |
| Halder, Heinz-Richard | Technische Universität München | 1973 |
| Halder, Himadri | Indian Institute of Technology Bhubaneswar | 2022 |
| Halder, Joydev | University of Hyderabad | 2023 |
| Halder, Raju | Università Cà Foscari Venezia | 2012 |
| Halder, Udit | University of Maryland College Park | 2019 |
| Halderman, J. Alex | Princeton University | 2009 |
| Haldermans, Philippe | Hasselt University | 2010 |
| Haldimann, Andreas | Universität Zürich | 2000 |
| Haldimann, Jonas | Fernuniversität Hagen | 2024 |
| Haldrup, Niels | Aarhus University | 1994 |