Renfrew may refer to one of the following places or areas in Scotland:

• Renfrew, Scotland, a small town in the west of Scotland
• Renfrewshire, a region of Scotland
• Renfrewshire (historic), a former Scottish county
• Renfrew District, a former local government district in Scotland

Renfrew is the name of several places in the United States of America:

• Renfrew, Idaho
• Renfrew, Massachusetts
• Renfrew, Pennsylvania
• Renfrew, South Carolina

It is also the name of several places in Canada:

• Renfrew, Ontario
• Renfrew County, Ontario
• Renfrew, Nova Scotia.
• Renfrew neighbourhood in Calgary, Alberta (site of the original Calgary International Airport)

It can refer to the following people:

• Colin Renfrew, archeologist