There are 18 mathematicians whose last name begin with KOY.
| Koya, Sharmistha | Virginia Polytechnic Institute and State University | 1993 | 
| Koyak, Robert | University of California, Berkeley | 1985 | 
| Koyama, Daisuke | University of Electro-Communications | 2006 | 
| Koyama, Koichi | University of Minnesota - Twin Cities | 1989 | 
| Koyama, Masanori | University of Wisconsin-Madison | 2013 | 
| Koyama, Shin-ya | Keio University | 1994 | 
| Koyama, Tatsuki | University of Pittsburgh | 2003 | 
| Koyama, Tsuyoshi | University of California, Berkeley | 2008 | 
| Koyck, Leendert | Erasmus Universiteit Rotterdam | 1954 | 
| Koyda, Maren | Universität Kassel | 2023 | 
| Koymans, Christiaan | Universiteit Utrecht | 1984 | 
| Koymans, Peter Hubrecht | Universiteit Leiden | 2019 | 
| Koymans, Ron | Technische Universiteit Eindhoven | 1989 | 
| Koyshibaev, Kemal | Leningrad State University | 1986 | 
| Koytcheff, Robin | Stanford University | 2010 | 
| Koyuncu, Emre | İstanbul Teknik Üniversitesi | 2015 | 
| Koyuncu, Selcuk | Drexel University | 2012 | 
| Koyuturk, Mehmet | Purdue University | 2006 | 
