Free man
Charline is a French feminine diminutive of Charles. It shares the same Germanic roots as names like Charlotte and Caroline, ultimately referring to a person of free status rather than a serf.
Less common today
Charline isn't in the latest US Top 1000. It last peaked at #3,728 in 1990.
US births per 5-year period, 1990โpresent (SSA data).
American boogie-woogie and rockabilly singer
Contemporary German abstract painter
Canadian Olympic gold medalist in ice hockey
French Olympic gold medalist windsurfer