- Zeman Jan (Professor, Faculty of Civil Engineering, Czech Technical University in Prague)
- Martin Jesenko (PostDoc, Albert-Ludwigs-Universität Freiburg)
- Aleks Jevnikar (Associate Professor, University of Udine)
- Chloé Jimenez (maitresse de conférence, Université de Bretagne Occidentale)
- Wu Jingpeng (Wuhan, China, Huazhong University of Science and Technology)
- Carl Johansson (PhD student, EPFL)
- Carl Johansson (PhD student, EPFL)
- Carl J. P. Johansson (PhD student, EPFL)
- H. Jol
- Nicolas Juillet (Maitre de Conférence, Université de Strasbourg)
- Valencia Guevara Julio Cesar (Professor, Universidad Católica San Pablo)
- Petri Juutinen (Assistant Professor, Department of Mathematics and Statistics, University of Jyvaskyla)