William E Seyfried Jr
- Nominated by: Volcanology, Geochemistry, and Petrology
- Primary Affiliation: Volcanology, Geochemistry, and Petrology
- Institution: Department of Geology and Geophysics, University of Minnesota
- Country: United States of America
For making major contributions to our knowledge of the chemistry of aqueous fluids and processes that take place near mid-ocean ridges.