There are 13 mathematicians whose last name begin with CIG.
| Cigal, Jean-Charles | Technische Universiteit Eindhoven | 2002 |
| Cigas, John | University of California, San Diego | 1988 |
| Ciginas, Andrius | Vilniaus universitetas | 2012 |
| Cigler, Gregor | University of Ljubljana | 2005 |
| Cigler, Jiří | Czech Technical University | 2013 |
| Cigler, Johann | Universität Wien | 1960 |
| Cigler, Luděk | École Polytechnique Fédérale de Lausanne (EPFL) | 2013 |
| Cigno, Alessandro | University of Birmingham | 1972 |
| Cignoli, Roberto | Universidad Nacional del Sur | 1969 |
| Cignoni, Paolo | ||
| Cigoli, Alan | Università degli Studi di Milano | 2010 |
| Cigsar, Candemir | University of Waterloo | 2010 |
| Ciguene, Richardson | Université de Picardie Jules Verne | 2019 |