Nermin
Nermin comes from Persian 'narm' (نرم) meaning 'soft', with the feminine adjectival usage denoting delicacy or tenderness.
No. Nermin is of Persian lexical origin and is not a Quranic proper name.
Nermin is attested in Persian literary and civil records and became used in Ottoman/Turkish and Bosnian Muslim contexts during the 19th and 20th centuries.
Pronounced NER-min (/'nɛrmin/), with stress on the first syllable in Turkish usage.
Yes; variants like Nermine (French-influenced) and Nermîn (Kurdish orthography) are attested among diaspora communities.