Opaz or OPAZ may refer to:
Public Authority for Special Economic Zones and Free Zones (OPAZ), government body in Oman Opaz, character in 2003 French-Canadian film Kaena: The Prophecy Opaz junction on Ontario Northland Railway, Canada Opaz studio, recording studio in London used by The Quakes Opaz Turkish music ensemble with whom Charlie Cawood performs Opaz Back from the Raggedy Edges, 1994 album featuring Mica Paris