Kenneth is a given name of Gaelic origin.

The name is an Anglicised form of two entirely different Gaelic personal names: Cainnech and Cináed.

The modern Gaelic form of Cainnech is Coinneach; the name was derived from a byname meaning "handsome", "comely".

[1] The second part of the name Cinaed is derived either from the Celtic *aidhu, meaning "fire",[2] or else Brittonic jʉ:ð meaning "lord".

[3] In the United States: In Scotland: