Usaama bin Abdullah al Khayyat, whose full name is Usaamah Abdul Aziz bin Abdullah bin Abdulghani bin muhammad bin Abdel Ghani bin Ibrahim Khayyaat, was born in Mecca

Mecca

Mecca is a city in the Hijaz and the capital of Makkah province in Saudi Arabia. The city is located inland from Jeddah in a narrow valley at a height of above sea level...

 in 1951 and memorized the Qur’an at the hands of his father. He took knowledge from many of the scholars of hadith

Hadith

The term Hadīth is used to denote a saying or an act or tacit approval or criticism ascribed either validly or invalidly to the Islamic prophet Muhammad....

 and received from them an ijaazah (religious teaching certification) in the six books. In 1997 Usaama bin Abdullah al Khayyat was appointed imam

Imam

An imam is an Islamic leadership position, often the worship leader of a mosque and the Muslim community. Similar to spiritual leaders, the imam is the one who leads Islamic worship services. More often, the community turns to the mosque imam if they have a religious question...

 and khatib

Khatib

Khatib or khateeb is an Arabic term used to describe a person who delivers the sermon , during the Friday prayer and Eid prayers....

 of the Sacred Mosque (Masjid al-Haram

Masjid al-Haram

Al-Masjid al-Ḥarām is the largest mosque in the world. Located in the city of Mecca, it surrounds the Kaaba, the place which Muslims worldwide turn towards while performing daily prayers and is Islam's holiest place...

) in Mecca

Mecca

Mecca is a city in the Hijaz and the capital of Makkah province in Saudi Arabia. The city is located inland from Jeddah in a narrow valley at a height of above sea level...

.

He is the son of Abdullah Khayyat, a well-known scholar and Imam of the Sacred Mosque himself.