There are 89 mathematicians whose last name begin with HANN.
| Hann, Kathleen | University of California, Davis | 1991 |
| Hanna, Aiman | Concordia University | 2012 |
| Hanna, Alan | Queen's University of Belfast | 1999 |
| Hanna, Arthur | University of Texas at Austin | 1996 |
| Hanna, Azmi | Friedrich-Alexander-Universität Erlangen-Nürnberg | 1962 |
| Hanna, Charles | The University of Chicago | 1974 |
| Hanna, Frank | University of Wisconsin-Madison | 1941 |
| Hanna, Gautier | Université de Lorraine | 2016 |
| Hanna, George | Victoria University | 2009 |
| Hanna, James | University of Colorado at Boulder | 1956 |
| Hanna, Joseph | University of California, Berkeley | 1965 |
| Hanna, Latif | University of Birmingham | 1988 |
| Hanna, Martin | University of Wisconsin-Madison | 1963 |
| Hanna, Nagy | University of Pennsylvania | 1976 |
| Hanna, Pierre | Université Bordeaux 1 | 2003 |
| Hanna, Rema | Massachusetts Institute of Technology | 2005 |
| Hanna, Stanley | ||
| Hanna, Ulysses | University of Pennsylvania | 1905 |
| Hanna, Ziyad | University of Oxford | 2011 |
| Hannabuss, Keith | University of Oxford | 1969 |
| Hannafin, Michael | ||
| Hannaford, Blake | ||
| Hanna Ghazo, Zeina | Université de Bretagne Occidentale | 2020 |
| Hanna Ghazo, Zeina | Lebanese University | 2020 |
| Hannah, Lauren | Princeton University | 2010 |
| Hannah, Samuel | Cardiff University | 2024 |
| Hannah, Stuart | University of Strathclyde | 2015 |
| Hannah (Quam), Marsha | Stanford University | 1971 |
| Hannák, László | Hungarian Academy of Sciences | 1984 |
| Hannam, Mark | The University of North Carolina at Chapel Hill | 2003 |
| Hannan, Damian | Michigan State University | 1967 |
| Hannan, Edward | Australian National University | 1955 |
| Hannan, James | The University of North Carolina at Chapel Hill | 1953 |
| Hannan, John | University of Pennsylvania | 1990 |
| Hannan, John | Florida State University | 2002 |
| Hannan, Michael | The University of North Carolina at Chapel Hill | 1970 |
| Hannan, Timothy | University of Wisconsin-Madison | 1974 |
| Hannani, Amirali | Université Paris IX - Dauphine | 2021 |
| Hannappel, Susanne | University of Notre Dame | 1992 |
| Hannaske, Bernd | Rheinisch-Westfälische Technische Hochschule Aachen | 1996 |
| Hannay, David | Rensselaer Polytechnic Institute | 1973 |
| Hannay, Jo | The University of Edinburgh | 2001 |
| Hannay, Kevin | University of Michigan | 2017 |
| Hannay, Mark | Université de Genève | 2016 |
| Hannay, Michael | Universiteit van Amsterdam | 1985 |
| Hanne, Thomas | Fernuniversität Hagen | 1999 |
| Hannebauer, Markus | Technische Universität Berlin | 2001 |
| Hanneke, Steve | Carnegie Mellon University | 2009 |
| Hanneken, Clemens | University of Illinois at Urbana-Champaign | 1952 |
| Hannema, Harmen | Rijksuniversiteit Groningen | 1968 |
| Hannema, Ulbe | Universiteit van Amsterdam | 1964 |
| Hannemann, Sandro | Vrije Universiteit Amsterdam | 2007 |
| Hannemann, Ulrich | Universiteit Utrecht | 2000 |
| Hannenhalli, Sridhar | The Pennsylvania State University | 1995 |
| Hannenmann, Jan | University of British Columbia | 2005 |
| Hanner, Olof | Stockholm University | 1952 |
| Hannes, Richard | New York University | 1972 |
| Hannes, Sebastian | Universität Potsdam | 2022 |
| Hannesson, Sigurdur | University of Oxford | 2007 |
| Hanni, Lucius | Universität Innsbruck | 1900 |
| Hannick, Francis | University of Montana | 1979 |
| Hannie, Stefan | Simon Fraser University | 2018 |
| Hanniel, Iddo | Technion-Israel Institute of Technology | 2008 |
| Hannig, Frank | Friedrich-Alexander-Universität Erlangen-Nürnberg | 2009 |
| Hannig, Jan | Michigan State University | 2000 |
| Hannig, Peter | Karlsruher Institut für Technologie (KIT) | 1996 |
| Hannigan, Ailish | University College Cork | 1997 |
| Hannigan, Mary | University of Texas at Austin | 1998 |
| Hannigan, Patrick | Ulster University | 1998 |
| Hannigan-Daley, Bradley | University of Toronto | 2014 |
| Hannik, Samuel | Technische Universiteit Delft | 1926 |
| Hänninen, Timo | Helsingin yliopisto | 2015 |
| Hanning, Antonia | Ruhr-Universität Bochum | 1981 |
| Hannink, Gunter | Christian-Albrechts-Universität zu Kiel | 1942 |
| Hannon, David | Harvard University | 1966 |
| Hannoun, Deena | North Carolina State University | 2017 |
| Hannoun, Noureddine | University of Alabama-Tuscaloosa | 2001 |
| Hannover, Hilmar | Universität Münster | 1965 |
| Hannsgen, Kenneth | University of Wisconsin-Madison | 1968 |
| Hannukainen, Antti | Aalto-yliopisto | 2011 |
| Hannula, Miika | Helsingin yliopisto | 2015 |
| Hannula, Russell | Carnegie Mellon University | 1976 |
| Hannula, Thomas | University of Illinois at Urbana-Champaign | 1967 |
| Hannum, Caitlyn | Colorado School of Mines | 2019 |
| Hannum, Jr., Robert | Florida State University | 1979 |
| Hannun, Awni | Stanford University | 2018 |
| Hannusch, Anne | Emory University | 2018 |
| Hannusch, Carolin | University of Debrecen | 2018 |
| Hänny, Jost | ETH Zürich | 1957 |