Speakers Bureau
- Thanakorn Uan-On UNINET
- Sven Ubik Masaryk University and CESNET, Czech Republic
- George Uhl NASA Goddard Space Flight Center
- George Uhl NASA Goddard Space Flight Center
- Paul Uhlir National Academy of Sciences
- David Ullman New Jersey Institute of Technology
- Jay Unger IBM
- Jay Unger IBM
- Victor Unruh United States Department of Agriculture, Forest Service (USFS)
- Hisao Uose GEMNET/NTT
- Hisao Uose NTT (Nippon Telegraph and Telephone Corporation)
- Hisao Uose NTT Network Innovation Labs
- Gaurab Raj Upadhaya Nepal Research and Education Network (NREN)
- Dan Updegrove University of Texas at Austin
- Daniel Updegrove Massachusetts Institute of Technology (MIT)
- Timothy Urban University of Utah
- Zack Urlocker Duo Security
- Flavio Urshei LARC - University of Sao Paulo
- Eldar Urumbaev Indiana University
- Shigeo Urushidani National Institute of Informatics
- Shigeo Urushidani National Institute of Informatics
- Mian Usman GÉANT
- Florencio Utreras RedClara