It means McKenna. Names don't change. If you wanted to explain it, you could say 'Hijo de Ken(na)' = 'Son of Ken(na)', perhaps.
Mckenna
Allan McKenna goes by Mac McKenna.
McKenna Knipe's birth name is McKenna Dawn Knipe.
Virginia McKenna's birth name is Virginia Anne McKenna.
Horace McKenna died in 1982.
McKenna Dennis's birth name is McKenna Kay Dennis.
Angela Mckenna Bruce is her mum and her dad is Steve Mckenna bruce.
Lochlainn McKenna is 6'.
Lochlainn McKenna's birth name is Lochlainn Myles Crimthann Raymond McKenna.
Tom-Joe McKenna's Brother.
Mckenna brooks real name