There are 45 mathematicians whose last name begin with FIR.

Firasath, Ali The University of Memphis 1994
Firat, Aykut Massachusetts Institute of Technology 2003
Firat, Murat Technische Universiteit Eindhoven 2012
Fırat, Buse Yeditepe University 2016
Firby, Peter University of Sheffield 1970
Firdman, Ilya Omsk State University 2007
Firer, Marcelo Hebrew University of Jerusalem 1997
Firestone, Clifford Cornell University 1948
Firestone, Frederic University of Wisconsin-Madison 1958
Firestone, Roger New York University 1971
Firey, William Stanford University 1954
Firicel, Alina Université Claude Bernard Lyon 1 2010
Firintepe, Ahmet Technische Universität Kaiserslautern 2022
Firkin, Adam University of Birmingham 2015
Firkins Nordstrom, Jennifer University of Oregon 2000
Firkowski, Mateusz Uniwersytet Szczeciński 2021
Firla, Robert Otto-von-Guericke-Universität Magdeburg 2002
Firlej, Barbara Uniwersytet im. Adama Mickiewicza w Poznaniu 1972
Firmansyah, Hafiz Budi Université de Genève 2025
Firmo, Sebastião Marques Pontifícia Universidade Católica do Rio de Janeiro 1984
Firner, Bernard Rutgers University, New Brunswick 2013
Firnhaber, Friedrich Martin-Luther-Universität Halle-Wittenberg 1715
Firnhaber, Friedrich Friedrich-Schiller-Universität Jena 1711
Firoiu, Victor University of Massachusetts Amherst 1998
Firoozan, F Imperial College London 1977
Firoozye, Nikan New York University 1990
Firouzian, Siamak Universität Regensburg 2006
Firouzi Naeim, Peyman Georgia State University 2019
Firozaly, Jérémy Université Paris-Est 2017
Firpo, Marie-Christine Université de Provence - Aix-Marseille I 1999
Firpo, Sergio University of California, Berkeley 2003
Firsakova, O. Vasyl Karazin Kharkiv National University 1958
Firsching, Moritz Freie Universität Berlin 2016
Firsov, Denis Tallinn University of Technology 2016
Firsova, Tanya University of Toronto 2010
Firsov-Khanin, Raisa Weizmann Institute of Science 1996
First, Uriya Bar-Ilan University 2013
Firt, Roman Universität Bayreuth 2008
Firth, David University of Warwick 2005
Firth, David University of London 1987
Firth, Neil University of Oxford 2005
Firth, Richard University of Durham 1975
Firth, Roderick Harvard University 1943
Firtina, Can ETH Zürich 2024
Firuziaan, Mohammad Technische Universität Hamburg-Harburg 2002