Ibn Hazm (384 AH - 456 AH) alizaliwa mjini Cordoba huko Andalusia (Hispania), ambayo wakati huo ilikuwa mji mkuu wa elimu kwa Ulaya yote. Alisoma Qur'ani, Hadithi, na Fiqhi ya Madhhab ya Maliki. Kisha akahamia kusoma Fiqhi ya Shafi'i, lakini akaiacha. Baadaye, alihamia kusoma kuhusu Madhhab ya Abu Dawud Az-Zahiri kutoka kwa Mas'ood bin Sulayman.

Ibn Hazm (384 AH - 456 AH) was born in Cordoba in Andalusia (Spain), which at that time was the capital of science for all of Europe. He studied Qur‟an, Hadith, and Maliki Fiqh. He then moved to study Shafi‟i‟ Fiqh, and left it. Later on, he moved to study about the Madhab of Abu Dawud Az-Zahiri from Mas‟ood bin Sulayman.

Ibn Hazm alikataa Qiyas na alichukua tu maana ya moja kwa moja ya maandiko, kiasi kwamba ikiwa mtu alikojoa katika maji yaliyotuama, kwa mfano, angeyachukulia maji hayo kuwa najisi; lakini ikiwa mkojo ulikuwa wa nguruwe, basi maji hayo hayangechukuliwa kuwa najisi. Ibn Hazm alipinga Taqlid na aliwaita watu kujadili masuala kwa kutumia Daleel. Jambo hili lilimletea matatizo fulani kutoka kwa baadhi ya watu wa wakati huo. Kitabu chake muhimu zaidi ni Al-Muhalla.

Ibn Hazm rejected Qiyas and took only the literal meaning of the text to the point that if a man urinated in a body of water; for example, he would consider for the water Najis (filthy); however, if the urine were from a pig, then the water would not be considered as najis. Ibn Hazm fought against Taqleed and called the people to discuss issues based on the Daleel. This caused him some problems from some people at that time. His most important book is Al-Muhalla.