Mwajuma
No. Mwajuma is Swahili in formation; it uses the Swahili/Bantu prefix mwa- plus Juma, an Arabic loanword (jumu‘ah). Thus it is a Swahili name with Arabic influence.
No. The name references Friday (jumu‘ah), which is significant in Islam, but the proper name Mwajuma itself does not occur in the Quran.
Primarily in East African coastal regions—Kenya, Tanzania, Zanzibar—and among Swahili-speaking Muslim communities and their diaspora.
A common male counterpart is Juma (or Mwaka-born variants in some communities); Juma (Jumaa) means 'Friday' and is used as a male given name.
Yes. It is well-established regionally and conveys cultural identity tied to Swahili Muslim heritage; it is relatively uncommon outside its region, giving it a rare, scholarly appeal.