Abd Allah ibn al-Zubayr ibn al-Awwam (May 624October/November 692) was the leader of a caliphate based in Mecca that rivaled the Umayyads from 683 until his death.

ʿAbd Allāh ibn ʿUmar ibn al-Khaṭṭāb, commonly known as Ibn Umar, was a companion of the Islamic prophet Muhammad and a son of the second Caliph Umar.

ʿAbd Allāh ibn Sabāʾ al-Ḥimyarī, sometimes also called Ibn Sabāʾ, Ibn al-Sawdāʾ, or Ibn Wahb, was a 7th-century figure in Islamic history associated with a group of followers called the Sabaʾiyya.

ʿAbd Allāh ibn 'Ubayy ibn Salūl, died 631, was a chieftain of the Khazraj tribe of Medina.

Abū Muḥammad ʿAbd Allāh ibn al-Ḥusayn (31 July 874 – 4 March 934), better known by his regnal name al-Mahdī biʾllāh ("The Rightly Guided by God"), was the founder of the Isma'ili Fatimid Caliphate, the only major Shi'a caliphate in Islamic history, and the eleventh Imam of the Isma'ili branch of Shi'ism.

Abd Allah ibn Uthman, was the son of the third caliph Uthman and Ruqayya bint Muhammad.

Jābir ibn ʿAbd Allāh ibn ʿAmr ibn Ḥarām al-Anṣārī (died 697 CE/78 AH), Abu Muhammad and Abu Abd al-Rahman also wrote his nickname was a prominent companion of the Islamic prophet Muhammad and narrator of Hadith.

Abd Allah ibn Ja'far ibn