Nur al-Din al-Sabuni also written as Nuraddin as-Sabuni (Arabic: نور الدين الصابوني), was a 12th century theologian within the Maturidite school of Sunni Islam, and author of Al-Bidayah min al-Kifayah fi al-Hidayah fi Usul al-Din (Arabic: البداية من الكفاية في الهداية في أصول الدين), a summary of Islamic creed (aqida or kalam) of his more comprehensive work al-Kifayah.