There are 56 mathematicians whose last name begin with IK.
| Ikamari, Cynthia | University of Nairobi | 2021 |
| Ikawa, Mitsuru | Osaka University | 1970 |
| Ike, Yuichi | University of Tokyo | 2018 |
| Ikebe, Teruo | University of Tokyo | 1959 |
| Ikebe, Yasuhiko | University of Texas at Austin | 1966 |
| Ikebuchi, Mirai | Massachusetts Institute of Technology | 2022 |
| Ikeda, Atsushi | University of Tokyo | 2001 |
| Ikeda, Emi | University of Nevada, Las Vegas | 2017 |
| Ikeda, Katsuo | ||
| Ikeda, Kazim | Princeton University | 1993 |
| Ikeda, Kazim Ilhan | ||
| Ikeda, Kazumasa | Kyoto University | 1993 |
| Ikeda, Koichiro | University of Tsukuba | 1994 |
| Ikeda, Kota | ||
| Ikeda, Masatoshi | Osaka University | 1955 |
| Ikeda, Michael | University of California, Riverside | 1988 |
| Ikeda, Nobuyuki | ||
| Ikeda, Robert | Stanford University | 2012 |
| Ikeda, Satoshi | University of Michigan | 1990 |
| Ikeda, Soichi | Nagoya University | 2015 |
| Ikeda, Takanobu | University of Minnesota - Twin Cities | 1984 |
| Ikeda, Tamotsu | Kyoto University | 1992 |
| Ikeda, Toru | University of Tokyo | 2000 |
| Ikeda, Yuki | Kyushu University | 2015 |
| Ikeda, Yutaka | Saint Louis University | 1991 |
| Ikegami, Daisuke | Universiteit van Amsterdam | 2010 |
| Ikegaya, Kazuo | ||
| Ikehara, Shikao | Massachusetts Institute of Technology | 1930 |
| Ikenaga, Bruce | Cornell University | 1982 |
| Ikenberry, Ernest | Kansas State University | 1955 |
| Ikenberry, Jesse | Cornell University | 1937 |
| Ikenmeyer, Christian | Universität Paderborn | 2012 |
| Ikeshoji, Hideomi | Case Western Reserve University | 1997 |
| Ikeuchi, Katsushi | ||
| Ikeyama, Setsuro | Brown University | 2002 |
| Ikhlef, Lyes | Université de Béjaïa | 2016 |
| Ikhlef, Yacine | École Polytechnique | 2007 |
| Ikica, Andrej | University of Ljubljana | 2013 |
| Ikikardes, Nazli | Balikesir University | 2006 |
| Ikikardes, Sebahattin | Balikesir University | 2008 |
| Ikits, Milan | University of Utah | 2006 |
| Ikiz, Ali | Ohio University | 2007 |
| Ikle, Matthew | University of Wisconsin-Madison | 1993 |
| Ikodinović, Nebojša | University of Kragujevac | 2005 |
| Ikonen, Samuli | Jyväskylän yliopisto | 2005 |
| Ikonen, Toni | Jyväskylän yliopisto | 2022 |
| Ikonicoff, Sacha | Université Paris Diderot - Paris 7 | 2019 |
| Ikonomakis, Emmanouil | University of Patras | 2021 |
| Ikpe, Dennis | ||
| Ikram, Areeba | University of Nebraska-Lincoln | 2018 |
| Ikram, Ayesha | University of the Punjab | 2018 |
| Ikramov, Saidkhakim | Lomonosov Moscow State University | |
| Iksanov, Alexander | Taras Shevchenko National University of Kyiv | 2000 |
| Ikura, Yoshiro | Cornell University | 1981 |
| Ikuta, Takuya | Kyushu University | 1994 |
| Ikuta, Takuya | Tohoku University | 2011 |