David Haussler (born 1953) is an American bioinformatician known for his work leading the team that assembled the first human genome sequence in the race to complete the Human Genome Project and subsequently for comparative genome analysis that deepens understanding the molecular function and evolution of the genome.He is a Howard Hughes Medical Institute Investigator, professor of biomolecular engineering and director of the Center for Biomolecular Science and Engineering at the University of California, Santa Cruz, director of the California Institute for Quantitative Biosciences (QB3) on the UC Santa Cruz campus, and a consulting professor at Stanford University School of Medicine and UC San Francisco Biopharmaceutical Sciences Department. Haussler was awarded the 2015 Dan David Prize for his contributions to the field of bioinformatics.