Grand Ayatollah

Ayatollah

Ayatollah is a high ranking title given to Usuli Twelver Shī‘ah clerics. Those who carry the title are experts in Islamic studies such as jurisprudence, ethics, and philosophy and usually teach in Islamic seminaries. The next lower clerical rank is Hojatoleslam wal-muslemin...

 Sayyid Ali al-Husayni al-Sistani ( , born August 4, 1930 - Mashhad

Mashhad

Mashhad , is the second largest city in Iran and one of the holiest cities in the Shia Muslim world. It is also the only major Iranian city with an Arabic name. It is located east of Tehran, at the center of the Razavi Khorasan Province close to the borders of Afghanistan and Turkmenistan. Its...

) is the highest-ranking Twelver Shia marja

Marja

Marja , also known as a marja-i taqlid or marja dini , literally means "Source to Imitate/Follow" or "Religious Reference"...

 in Iraq

Iraq

Iraq ; officially the Republic of Iraq is a country in Western Asia spanning most of the northwestern end of the Zagros mountain range, the eastern part of the Syrian Desert and the northern part of the Arabian Desert....

 and the leader of the Hawza

Hawza

Hawza or ḥawza ʻilmiyya is a seminary of traditional Islamic school of higher learning. It is a term used mostly by the Shi'a Muslims communities to refer to a traditional Shi'a centre where clerics are trained...

 of Najaf

Najaf

Najaf is a city in Iraq about 160 km south of Baghdad. Its estimated population in 2008 is 560,000 people. It is the capital of Najaf Governorate...

.
Sistani was born in Mashhad

Mashhad

Mashhad , is the second largest city in Iran and one of the holiest cities in the Shia Muslim world. It is also the only major Iranian city with an Arabic name. It is located east of Tehran, at the center of the Razavi Khorasan Province close to the borders of Afghanistan and Turkmenistan. Its...

, Iran

Iran

Iran , officially the Islamic Republic of Iran , is a country in Southern and Western Asia. The name "Iran" has been in use natively since the Sassanian era and came into use internationally in 1935, before which the country was known to the Western world as Persia...

, to a family of religious scholars who traced their roots to Isfahan. During the Safavid

Safavid dynasty

The Safavid dynasty was one of the most significant ruling dynasties of Iran. They ruled one of the greatest Persian empires since the Muslim conquest of Persia and established the Twelver school of Shi'a Islam as the official religion of their empire, marking one of the most important turning...

 period, Sistani's ancestor Sayyid Mohammad was appointed by Sultan Husayn to the office of Sheikh ul-Islam

Sheikh ul-Islam

Shaykh al-Islām is a title of superior authority in the issues of Islam....

(Leading Authority of Islam) presiding over the Sistan province, where he then traveled with his children and settled, an event which accounts for the usage of the title "al-Sistani" in Ayatollah Sistani's own name today.