Abu Muhammad 'Ali ibn Ahmad ibn Sa`id ibn Hazm was a Andalusian Muslim philosopher born in Cordova, present day Spain on November 7, 994. He died in 1069.
- Al-Akhlâq wa’l-Siyar (Morals and Behaviour) 
- Al-fasl fil al-Milal wal-Nihal (on Sects)
- Kitab al-muhalla (The Book of Ornaments)
- Tawq al-hamamah (The Dove's Neck-Ring) or (Ring of the Dove)