There are 28 mathematicians whose last name begin with OLL.
| Olla, Stefano | Rutgers University, New Brunswick | 1987 |
| Ollar, Mariann | University of Wisconsin-Madison | 2014 |
| Ollendorff, Franz | Technische Hochschule Danzig | 1922 |
| Oller, A. M. | Universidad Autónoma de Barcelona | 1995 |
| Öller, Lars-Erik | Helsingin yliopisto | 1978 |
| Ollerenshaw, Kathleen | University of Oxford | 1945 |
| Oller-Marcén, Antonio | Universidad de Valladolid | 2012 |
| Öllers, Michel | Technische Universiteit Eindhoven | 2003 |
| Ollerton, Richard | University of Technology, Sydney | 1990 |
| Olles, Joseph | Rensselaer Polytechnic Institute | 2013 |
| Olles, Mark | University of Tennessee - Knoxville | 2008 |
| Ollé Torner, Mercè | Universidad Autónoma de Barcelona | 1989 |
| Olli, Jeanette | The University of North Carolina at Chapel Hill | 2009 |
| Ollila, Esa | Jyväskylän yliopisto | 2002 |
| Ollila, Pauli | Helsingin yliopisto | 2004 |
| Ollin, Harold | State University of New York at Stony Brook | 1978 |
| Ollinger, Nicolas | École Normale Supérieure de Lyon | 2002 |
| Öllinger, Michael | Universität der Bundeswehr München | 2014 |
| Ollis, Matthew | University of London | 2003 |
| Ollivier, Annabelle | Institut National Polytechnique de Grenoble (INPG) | 2006 |
| Ollivier, Arthur | The University of Iowa | 1936 |
| Ollivier, François | École Polytechnique | 1990 |
| Ollivier, Marc | Université Paris-Sud XI - Orsay | 1999 |
| Ollivier, Rachel | Université Paris Diderot - Paris 7 | 2005 |
| Ollivier, Yann | Université Paris-Sud XI - Orsay | 2003 |
| Ollman, Loyal | University of Michigan | 1939 |
| Ollmann, (Loyal) Taylor | Cornell University | 1970 |
| Ollongren, Alexander | Universiteit Leiden | 1962 |