Steven D’Hondt is an American geomicrobiologist who studies microbial communities living beneath the seafloor. He is a professor of oceanography at the University of Rhode Island. D’Hondt’s research program investigates marine microorganisms in subseafloor sediments, with projects looking at the global distribution of cells, the energetics of subseafloor communities, ancient sedimentary DNA, and the acidification of estuaries due to human impact.
