Free man or petite
A creative American spelling of Charlotte, which is the French feminine diminutive of Charles. It ultimately derives from the Germanic name Karl, referring to a free person who was not of noble birth.
Less common today
Sharlette isn't in the latest US Top 1000. It last peaked at #9,222 in 2011.
US births per 5-year period, 1990βpresent (SSA data).