There are 14 mathematicians whose last name begin with KEIS.
| Keiser, James | University of Colorado at Boulder | 1995 |
| Keiser, Jan | Technische Universität Berlin | 2008 |
| Keiser, Jane | Indiana University | 1997 |
| Keiser, Olivia | ||
| Keiser, Jr., Victor | University of Colorado at Boulder | 1965 |
| Keisker, Heinrich | Universität Münster | 1913 |
| Keisker, Ludwig | Universität Münster | 1910 |
| Keisler, D. | University of North Texas | 1974 |
| Keisler, H. Jerome | University of California, Berkeley | 1961 |
| Keisler, James | University of Michigan | 1959 |
| Keisler, Jeffrey | Harvard University | 1992 |
| Keisling, John | University of Arizona | 1996 |
| Keister, Adrian | Virginia Polytechnic Institute and State University | 2007 |
| Keister, D. Todd | Cornell University | 1998 |