Mufid
Mufid is Arabic in origin (مفيد) and means 'beneficial' or 'one who benefits others.'
Yes. The appellation appears in historical records, most notably as the laqab of the scholar al-Shaykh al-Mufīd (948–1022 CE).
Yes. The meaning emphasizes beneficence and service, qualities valued in Islamic moral and Sufi traditions.
Compound forms like Mufidullah have historical and contemporary use, forming a theophoric name that retains the core meaning ('one who benefits by/for God').
No. It remains relatively rare, chosen by families seeking a meaningful, service-oriented name rather than a widely used modern name.