Son of Kenneth; born of fire
A modern spelling variant of the Scottish surname Mackenzie. It is derived from the Gaelic 'Mac Coinnich', meaning 'son of Coinneach', which translates to 'handsome' or 'born of fire'.
Less common today
Mackenzey isn't in the latest US Top 1000. It last peaked at #6,749 in 2007.
US births per 5-year period, 1990βpresent (SSA data).