Ali al-Asghar ibn Husayn, son of Al-Husayn
Abdullah Ali al-Asghar ibn Al-Husayn (Arabic: عَبْد ٱللَّٰه عَلِيّ ٱلْأَصْغَر ٱبْن ٱلْحُسَيْن, ʿAlīy al-ʾAsghar ibn al-Ḥusayn, 9 Rajab 60 AH – 10 Muharram 61 AH / 10 October 680 CE), or simply Ali Asghar ("Younger Ali"), was the youngest child of Al-Husayn (son of ‘Ali, grandson of the Islamic Prophet Muhammad and the third Imam) and Rubab bint Imra’ al-Qays. He was martyred during the Battle of Karbala, and is commemorated in shia as the "personified quintessence of the innocent victim." He is given the title "Bab al-Hawa'ij".