Gwriad (Latin: Guriat) is a Welsh name that may refer to:

Guret of Alt Clut (died 658), ruler of Alt Clut, the Brythonic kingdom later known as Strathclyde Gwriad, the father of Edwyn ap Gwriad Gwriad ap Elidyr, 8th-century Brythonic chieftain Gwriad ap Merfyn, 9th-century prince of Gwynedd, Wales