There are 44 mathematicians whose last name begin with SIS.
| Sisák, Anna | Institute of Science and Technology Austria | 2024 |
| Sisáková, Andrea | 2019 | |
| Sisakyan, Aleksey | Lomonosov Moscow State University | |
| Sisam, Charles | Cornell University | 1905 |
| Sisarat, Nithirat | Naresuan University | 2019 |
| Sisask, Olof | University of Bristol | 2009 |
| Siscart, Marc | New York University | 2004 |
| Sisikoglu, Esra | University of Michigan | 2009 |
| Sisk, Anna | University of Tennessee - Knoxville | 2022 |
| Sisk, Augustus | Cornell University | 1932 |
| Siska, David | The University of Edinburgh | 2007 |
| Siskaki, Maria | University of Illinois at Urbana-Champaign | 2023 |
| Siskakis, Aristomenis | University of Illinois at Urbana-Champaign | 1985 |
| Siskar, John | State University of New York at Buffalo | 2000 |
| Siskens, Carolius | Technische Universiteit Eindhoven | 1975 |
| Siskens, Theo | Universiteit Leiden | 1972 |
| Siskind, Jeffrey | Massachusetts Institute of Technology | 1992 |
| Siskind, Robert | Harvard University | 1925 |
| Siskind, Ryan | North Carolina State University | 2008 |
| Sisko, Valentin | Universidade de São Paulo | 2003 |
| Sisley, Elizabeth | University of Minnesota - Twin Cities | 1999 |
| Sisma, Pavel | Masaryk University | 1997 |
| Sisodia, Gautam | University of Washington | 2014 |
| Siso Godia, Sergi | University of Liverpool | 2023 |
| Šišoláková, Jiřina | Masaryk University | 2022 |
| Sison, Luis | Purdue University | 1998 |
| Sison, Virgilio | University of the Philippines Diliman | 2005 |
| Sissaoui, Jihad | Université de Genève | 2023 |
| Sisser, Fern | Columbia University | 1977 |
| Sissingh, Gerard | Landbouwuniversiteit Wageningen | 1950 |
| Sissingh, Harmannus | Landbouwuniversiteit Wageningen | 1961 |
| Sissingh, Remmelt | Universiteit Leiden | 1885 |
| Sissokho, Papa | Emory University | 2003 |
| Sisson, J. Richard | University of California, Berkeley | 1967 |
| Sisson, Paul | University of South Carolina | 1993 |
| Sisson, Peter | Trinity College, Dublin | 1974 |
| Sisson, Scott | University of Bristol | 2001 |
| Sista, Sivaji Ganesh | ||
| Sista, Srinivas | Purdue University | 1999 |
| Sistani, Tahereh | 2003 | |
| Sistko, Alexander | The University of Iowa | 2019 |
| Sistla, Aravinda | Harvard University | 1983 |
| Sisto, Alessandro | University of Oxford | 2013 |
| Siswadi, | North Carolina State University | 1981 |