The River Tiffey is a small river in Norfolk, England and a tributary of the River Yare. It rises near Hethel and passes through Wymondham before flowing generally north-eastwards passing through Kimberley, Carleton Forehoe, Wramplingham and Barford where the Tiffey joins the River Yare.

• History Along the Tiffey (2007) by Anne & Adrian Hoare

• Media related to River Tiffey at Wikimedia Commons
• Tiffey Valley circular walk
• Tiffey Trails Project