There are 7 mathematicians whose last name begin with CHAPL.
| Chaplain, Mark | University of Dundee | 1990 |
| Chaplanov, Aleksey | Kharkiv National University of Radioelectronics | 2005 |
| Chaplick, Steven | University of Toronto | 2012 |
| Chaplin, Christopher | University of California, Berkeley | 2018 |
| Chaplygin, Sergei | Lomonosov Moscow State University | 1902 |
| Chaplygin, Vladimir | Voronezh State University | 1971 |
| Chaplygina, Nadezhda | Yaroslavl State University | 2004 |