There are 31 mathematicians whose last name begin with WILLIS.
| Willis, Amy | Cornell University | 2017 |
| Willis, Barton | Virginia Polytechnic Institute and State University | 1985 |
| Willis, Bruce | Université de Grenoble | 1974 |
| Willis, Byron | Massachusetts Institute of Technology | 1965 |
| Willis, Catherine | University of California, Berkeley | 1983 |
| Willis, Christopher | University of Liverpool | 1988 |
| Willis, Craig | University of Illinois at Urbana-Champaign | 2020 |
| Willis, Daniel | The University of Iowa | 1986 |
| Willis, David | Massachusetts Institute of Technology | 2006 |
| Willis, David | Washington State University | 1993 |
| Willis, George | University of Newcastle upon Tyne | 1981 |
| Willis, Henry | The University of Chicago | 1897 |
| Willis, Homer | University of Florida | 2010 |
| Willis, Jeffrey | University of California, Los Angeles | 1994 |
| Willis, John | University of Colorado at Boulder | 2019 |
| Willis, John | University of London | 1964 |
| Willis, Joshua | The Pennsylvania State University | 2004 |
| Willis, Linden | University of Oregon | 1984 |
| Willis, Lisa | University College London | 2011 |
| Willis, Matthew | Cornell University | 2000 |
| Willis, Matthew | The University of North Carolina at Chapel Hill | 2012 |
| Willis, Michael | University of California, Santa Barbara | 1999 |
| Willis, Michael | University of Virginia | 2017 |
| Willis, Myron | Purdue University | 1956 |
| Willis, Nathan | University of Utah | 2022 |
| Willis, Nicholas | Texas Tech University | 2005 |
| Willis, Paulette | The University of Iowa | 2010 |
| Willis, Philip | University of Sussex | 1976 |
| Willis, Rachel | Northwestern University | 1990 |
| Willis, Thomas | Purdue University | 1997 |
| Willis, Wayne | Iowa State University | 1956 |