John Allan Webb is an Emeritus Professor of Environmental Geoscience at La Trobe University, Melbourne, Australia. He holds BSc (Hons) and Ph.D. degrees from the University of Queensland (1974 and 1982, respectively) and was an academic staff member at La Trobe University from 1986 to 2022. His research interests encompass hydrogeochemistry (particularly remediation of contaminated mine drainage), geomorphology (including karst and landscape evolution) and geoarchaeology (with an emphasis on artefact lithologies, especially silcrete). He is a long-term member of the Geological Society of Australia, and in 2016 was awarded the Selwyn Medal by the Victorian Division for significant ongoing contributions of high calibre to Victorian geology.