Information about the book Book Title: Al-Kunya wa al-Ism (The Kunyas and Names). Author: Abu Bishr Muhammad ibn Ahmad ibn Hammad al-Dulabi (died 310 AH). Subject of the book: It is considered one of the books of biographies of men and the science of Hadith, and it specializes in collecting the names by which the narrators were known by their Kunya (sobriquet) or the Kunyas by which their owners were named, and distinguishing between them. Second Edition: Dar Al-Kotob Al-Ilmiyah 1403