Grímsnes- og Grafningshreppur () is a municipality in the south-western part of Iceland, in the Southern Region. It was formed in 1998 by the merger of Grímsneshreppur and Grafningshreppur.
Grímsnes- og Grafningshreppur () is a local government entity in southwest Iceland, situated within the Southern Region. It came into existence in 1998 through the consolidation of Grímsneshreppur and Grafningshreppur.