Muhammad Emin Er (c. 1914 – 27 June 2013) was an Islamic scholar trained in the Ottoman tradition and former student of Bediüzzaman Said Nursi. He was born in the Ottoman province of Diyarbakır. Emin Er has published a large number of books in Arabic, focusing on the basic disciplines within Arabic linguistics (such as morphology, syntax, and logic), as well as more advanced disciplines (such as Islamic law, especially in relation to spiritual psychology, or Sufism). He has stated that a major goal of his scholarship is to adapt the traditional religious sciences of Islam to present-day needs and concerns.