OEH or Oeh may refer to: 2-oxopent-4-enoate hydratase, an enzyme Office of Environment & Heritage, a government department in New South Wales, Australia Old Engineering Hall, University of Pittsburgh, US Oswego East High School, Oswego, Illinois, US Daniel Oeh, author of the AntennaPod software
See also O. E. H. Wucherer (1820-1873), a Brazilian physician