Nuruddin ibn Ali ar-Raniri (Arabic: نورالدين بن علي الرانيري) (also transliterated Nur ud-Din ar-Raniri / Randeri, died 1658) was an Islamic mystic and scholar from Rander in Surat province[1] of Gujarat, in India, who worked for several years in the court of the sultan of Aceh in what is now Indonesia. He was the most prolific of the authors of the Acehnese court, and helped contribute to its international reputation as a center of scholarship. His work was considered the oldest Muslim scholarship of Southeast Asia.[2]