Son of McKinley; learned or son of the white head
Makenli is a modern American phonetic spelling of the Scottish surname McKinley. It derives from the Gaelic 'Mac Fhionnlaigh', meaning 'son of Finlay', which itself translates to 'white warrior' or 'fair hero'.
Less common today
Makenli isn't in the latest US Top 1000. It last peaked at #7,799 in 2012.
US births per 5-year period, 1990βpresent (SSA data).