Son of Finlay; fair-haired warrior
Mckinlee is a modern American spelling variation of the Scottish surname McKinley. It derives from the Gaelic 'Mac Fhionnlaigh', meaning son of Finlay, which itself combines the elements for white or fair and warrior.
Less common today
Mckinlee isn't in the latest US Top 1000. It last peaked at #1,947 in 2019.
US births per 5-year period, 1990βpresent (SSA data).