Dumay may refer to:
Surname (XV century), French physician Augustin Dumay (born 1949), French violinist and conductor Bruno Dumay (born 1960), French rower Jean-Baptiste Dumay (1841-1926), French politician (born 1961), French journalist Pascal Dumay (born 1951), French classical pianist Pierre Dumay (1928-2021), French racing driver (1916-1999), French writer
Other uses Hôtel Dumay, French historic building in Toulouse