There are 26 mathematicians whose last name begin with KOCA.
| Koca, Caner | State University of New York at Stony Brook | 2012 |
| Koca, İlknur | Ankara University | 2013 |
| Koca, Kerim | Ankara University | 1987 |
| Koca, Mutlu | University of California, Davis | 2001 |
| Koca, Robert | Cornell University | 1994 |
| Koca, Yeşim | Technische Universiteit Eindhoven | 2022 |
| Kocabiyik, Serpil | University of Western Ontario | 1987 |
| Kocabiyikoglu, Ali Can | Université Grenoble Alpes | 2022 |
| Kocagil, Ahmet | City University of New York | 1993 |
| Kocak, Dilber | Texas A&M University | 2016 |
| Kocak, Huseyin | University of Bath | 2015 |
| Kocak, Huseyin | University of California, Santa Cruz | 1980 |
| Kocak, Mahmut | University of Hull | 1994 |
| Kocak, Mehmet | The University of Memphis | 2011 |
| Kocak, Mehmet | Hacettepe Üniversitesi | 1984 |
| Kocak, Taskin | Duke University | 2001 |
| Koçak, Onur | Middle East Technical University | 2016 |
| Koçak, Şahin | Ruprecht-Karls-Universität Heidelberg | 1979 |
| Kocan, Maciej | University of California, Santa Barbara | 1994 |
| Kočan, Zdeněk | Silesian University in Opava | 2002 |
| Kocan, Jr., Daniel | Columbia University | 1965 |
| Kocatepe, Mefharet | University of Michigan | 1978 |
| Kocatulum, Emre | Massachusetts Institute of Technology | 2008 |
| Kocay, William | University of Waterloo | 1979 |
| Kocayusufoglu, Furkan | University of California, Santa Barbara | 2021 |
| Kocayusufuglu, Ismail | Lehigh University | 1993 |