Free man or free person
A modern American blend combining the classic French name Charles with the popular suffix -lynn. It ultimately derives from the Germanic word 'karl', meaning a free man who was not part of the nobility.
Less common today
Charlynn isn't in the latest US Top 1000. It last peaked at #7,430 in 1990.
US births per 5-year period, 1990βpresent (SSA data).