There are 34 mathematicians whose last name begin with RAIN.
| Raina, Ankur | Indian Institute of Science | 2019 |
| Raina, Gaurav | University of Cambridge | 2006 |
| Raina, Prashant | Concordia University | 2020 |
| Raina, Rajat | Stanford University | 2009 |
| Raina, Ravi | 2010 | |
| Rainbolt, Julianne | University of Illinois at Chicago | 1996 |
| Raine, Derek | University of Cambridge | 1971 |
| Rainer, Armin | Universität Wien | 2004 |
| Rainer, Helmut | University of Essex | 2005 |
| Rainer, Martin | Universität Potsdam | 1994 |
| Rainer, Matthias | Universität Graz | 2017 |
| Rainer, Rudolf | Universität Salzburg | 2022 |
| Rainer, Stefan | Universität Innsbruck | 2014 |
| Raineri, Emanuele | University of London | 2004 |
| Raineri, Ricardo | University of Minnesota - Twin Cities | 1993 |
| Raines, Brian | University of Oxford | 2002 |
| Raines, Frederic | University of Wisconsin-Madison | 1967 |
| Raines, Michael | Auburn University | 1997 |
| Raines III, Allen | Washington State University | 1993 |
| Rainey, Mark | Massachusetts Institute of Technology | 2001 |
| Rainforth, Thomas | University of Oxford | 2017 |
| Rainich, George | Kazan State University | 1913 |
| Rainio, Oona | Turun yliopisto | 2021 |
| Rainone, Caterina | Università degli Studi di Napoli Federico II | 2014 |
| Rainone, Jordan | State University of New York at Stony Brook | 2022 |
| Rainone, Raffaele | University of Southampton | 2014 |
| Rainone, Timothy | Texas A&M University | 2015 |
| Rainosek, Alvin | Texas A&M University | 1970 |
| Rains, Eric | Harvard University | 1995 |
| Rains, Michael | University of British Columbia | 1976 |
| Rainsberger, Robert | University of California, Berkeley | 1988 |
| Rainville, Earl | University of Michigan | 1939 |
| Rainwater, Chase | University of Florida | 2009 |
| Rainwater, Leo James |