Definition of kenna:
(n) :
A surname from Irish, a variant anglicization of Ó Cionaodha (Kinney).
(n) :
A Scottish surname from Scottish Gaelic [in turn originating as a patronymic], a variant anglicization of Mac Cionaodha (McKenna).
(n) :
A female given name from Scottish Gaelic, masculine equivalent Kenneth.
(n) :
An unincorporated community in Roosevelt County, New Mexico, United States; named for railroad official E. D. Kenna.
(n) :
An unincorporated community in Jackson County, West Virginia, United States; named for senator John E. Kenna.