''Sadr'' was primarily used in the

Iranian Iranian () may refer to: * Something of, from, or related to Iran ** Iranian diaspora, Iranians living outside Iran ** Iranian architecture, architecture of Iran and parts of the rest of West Asia ** Iranian cuisine, cooking traditions and practic ...

world to designate an exceptional person, such as a scholar. It was initially used as a personal title for major religious scholars in Transoxiana, then also for high-ranking administrative figures, and from until the late 18th-century, for the head of the religious authority of a nation. It was then ultimately used for high-ranking figures in Qajar Iran, including the grand vizier.

References

Sources

* {{Encyclopædia Iranica Online , title = Ṣadr , last = Floor , first = Willem , author-link = Willem Floor , url = https://www.iranicaonline.org/articles/sadr , year = 2005 Titles in Iran