There are 7 mathematicians whose last name begin with TIO.

Tiomkin, Michael Technion-Israel Institute of Technology 1984
Tiomno, Jayme Princeton University 1950
Tione, Riccardo Universität Zürich 2020
Tiong, Serena The University of Iowa 2000
Tiong, Wei King Loughborough University 2012
Tiourine, Sergey Technische Universiteit Eindhoven 1999
Tiozzo, Giulio Harvard University 2013