ha·fiz 
(häfĭz)
(häfĭz)n.
Islam
Islam
1. One who has memorized the Koran.
2. Used as a title of respect for such a person.
[Arabic ḥāfiẓ, guardian, hafiz, active participle of ḥafiẓa, to guard, memorize; see ḥp in the Appendix of Semitic roots.]