Imam Ibn Rajab al Hanbali was the noble Imaam, the Haafidh, the Critic, Zayn-ud-Deen 'Abdur-Rahmaan bin Ahmad bin 'Abdir-Rahmaan bin al-Hasan bin Muhammad bin Abil-Barakaat Mas'ood As-Salaamee Al-Baghdaadee (due to his place of birth), Al-Hanbalee (due to his madh-hab), Ad-Dimashqee (due to his place of residence and death). His kunyah was Abul-Faraj, and his nickname was Ibn Rajab, which was the nickname of his grandfather who was born in that month (of Rajab). He was born in Baghdad in 736H and was raised by a knowledgeable family, firmly rooted in knowledge, nobility and righteousness. His father played the greatest role in directing him towards the beneficial knowledge. He learned and took knowledge from the greatest scholars of the ummah during his time. In Damascus, he studied under Ibn Qayyim al-Jawziyyah, Zayn-ud-Deen al-'Iraaqee, Ibn an-Naqeeb, Muhammad bin Isma'eel al-Khabaaz, Dawood bin Ibraaheem at-'Ataar, Ibn Qaadee al-Jabal and Ahmad bin 'Abdil-Haadee al-Hanbalee. In Makkah, he heard from al-Fakhr 'Uthmaan bin Yoosuf an-Nuwairee. While in Jerusalem, he heard from al-Haafidh al-'Alaa'ee. In Egypt, he heard from Sadr-ud-Deen Abul-Fath al-Maydoomee and Naasir-ud-Deen bin al-Mulook.