There are 13 mathematicians whose last name begin with YAMAG.
| Yamagata, Tatsufumi | University of Rochester | 2000 |
| Yamagishi, Shuntaro | University of Waterloo | 2015 |
| Yamaguchi, Atsushi | The Johns Hopkins University | 1988 |
| Yamaguchi, Fabian | Georg-August-Universität Göttingen | 2015 |
| Yamaguchi, Hiroyuki | University of California, Berkeley | 1974 |
| Yamaguchi, Keizo | Kyoto University | 1978 |
| Yamaguchi, Kota | State University of New York at Stony Brook | 2014 |
| Yamaguchi, Naoya | Kyushu University | 2017 |
| Yamaguchi, Shintaro | University of Wisconsin-Madison | 2006 |
| Yamaguchi, Takao | University of Tsukuba | 1984 |
| Yamaguchi, Tatsuki | University of Tokyo | 2024 |
| Yamaguchi, Yoshikazu | University of Tokyo | 2007 |
| Yamaguti, Masaya | Kyoto University | 1960 |