There are 23 mathematicians whose last name begin with RATN.

Ratnakar, Viresh University of Wisconsin-Madison 1997
Ratnakumar, P. K. Indian Statistical Institute, Bangalore 1996
Ratnakumar, Shivani Marquette University 2008
Ratnala, Venkata Universiteit Leiden 2004
Ratnam, Karunaharan Northeastern University 1999
Ratnam, Ponmalar University of Wisconsin-Milwaukee 2020
Ratnam, Rishni Australian National University 2010
Ratnani, Ahmed Université de Strasbourg 2011
Ratnaparkhi, Adwait University of Pennsylvania 1998
Ratnarajah, Tharmalingam University of Ottawa 2003
Ratnasamy, Sylvia University of California, Berkeley 2002
Ratnaseelan, Ratnam University of Missouri - Columbia 1996
Ratnasingam, Suthakaran Bowling Green State University 2020
Ratnavale, Saikanth Texas Tech University 2019
Ratnavelu, Kuranathan Flinders University
Ratnayake, Iresha University of Auckland 2018
Ratnayake, Isuru Missouri University of Science and Technology 2021
Ratner, Daniel University of California, Santa Cruz 1986
Ratner, David University of California, Los Angeles 1998
Ratner, Esim Ruprecht-Karls-Universität Heidelberg 1886
Ratner, Lawrence University of California, Los Angeles 1949
Ratner, Marina Lomonosov Moscow State University 1969
Ratner, Philip Polytechnic University 1970