Adab or ADAB may refer to:
Places Adab (city), a city of ancient Sumer Adab, Yemen, a village Al Dhafra Air Base, a military installation of the United Arab Emirates Air Force near Abu Dhabi, UAE
Literary and cultural use Adab (Islam), the category of Islamic law dealing with etiquette Adab (literature), the classical Islamic literature Adab (gesture), a greeting gesture traditionally used by Muslims of South Asia
Media Al Adab, Arabic online literary magazine in Beirut, Lebanon
Organizations Australian Development Assistance Bureau, predecessor of Australian Aid, Australia's foreign aid program
Surname Misbaholdiwan Adab, a Kurdish poet