Members with the Letter U
- Uang, Biing-Jiun -- Taiwan -- National Tsing Hua University
- Uberoi, N. -- India -- DAV College Managing Society
- Uden, Peter -- United States -- University of Massachusetts
- Ueda, Mitsuru -- Japan -- Tokyo Institute of Technology
- Uggerud, Einar -- Norway -- Universitetet i Oslo
- Uh, Young -- Korea -- Korea Institute of Science & Technology
- Ulander, Johan -- Sweden -- AstraZeneca
- Ulbrich, Karel -- Czech Republic -- Akademie ved Ceské Republiky
- Ulubelen, Ayhan -- Turkey
- Um, Ik-Hwan -- Korea -- Ewha Womans University
- Umemoto, Takayuki -- Japan -- National Institute of Crop Science
- Umezawa, Yoshio -- Japan
- Ungaro, R. -- Italy -- Università degli Studi di Parma
- Unger, Klaus -- Germany -- Johannes Gutenberg Universität
- Unger, Jonas -- Sweden
- Unsworth, John -- United Kingdom
- Uosaki, Kohei -- Japan -- National Institute for Materials Science
- Urayama, Kenji -- Japan -- Kyoto University
- Urbahns, Klaus -- Sweden -- AstraZeneca