Shams al-Din Muhammad ibn 'Isa ibn Hasan al-Baghdadi (Arabic: شمس الدين محمد بن عيسى بن حسن البغدادي), known as Ibn Kurr (إبن كُر) (d. 1357 CE), was a musical theorist of medieval Islam.
He is the author of Ġāyat al-matḷūb fī 'ilm al-adwār wa-'l-dụrūb (The Enticing Roads to Rhythms and Modes), a work on the musicological discourse in Cairo during the first half of the 14th century CE.
He was born in Cairo to an Iraqi refugee family.
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