Ibn al-Qayyim al-Jawziyyah
ابْن القَيِّم الجَوْزِيَّة
The foremost student of Ibn Taymiyyah
Ibn al-Qayyim was the most important student of Ibn Taymiyyah. His works Madarij al-Salikin, Zad al-Maad and Ilam al-Muwaqgiin remain widely read today.