国际古迹遗址理事会（又译为国际古迹遗址理事会，英语：International Council on Monuments and Sites，法语：Conseil international des monuments et des sites，缩写：ICOMOS）是文化纪念物保存的国际协会，总部位于法国巴黎。

1965年在波兰华沙成立，为联合国教科文组织下的委员会。

2005年ICOMOS会议在中国西安举行。

The International Council on Monuments and Sites (ICOMOS) (French:Conseil international des monuments et des sites) is a professional association that works for the conservation and protection of cultural heritage places around the world. Now headquartered in Paris, ICOMOS was founded in 1965 in Warsaw as a result of the Venice Charter of 1964, and offers advice to UNESCO on World Heritage Sites.