Bani Hajer (Arabic: بني هاجر), also known as al-Hawajir, are an influential tribe in the Arabian Peninsula.
The tribe is also called Bani Hajer (Family surnames: Al-Hajri) in Egypt eastern Saudi Arabia and other Arab states of the Persian Gulf (Qatar, UAE, Bahrain, Kuwait, Oman).
They were led shiekh Mohammed Bin Shaba'an in the early 13th century as they migrated to Lower Najd.
Their Sheikh requested the land they reside on to be theirs (from ain Dar all the way to the border of Qatar also known as "Jouf Bani Hajer" and also for none of their tribesmen to be beheaded or to have their hands amputated "in case one of them killed or stole".
All their requests were granted by King Abdulaziz and also gave them the title of " Khaznat Thafar" or the Vault of Victory.