Person

Safi al-Din al-Urmawi

Arab or Persian musician and writer on the theory of music

b. 1237 CE – d. 1275 CE World The Great Crossroads

Safi al-Din al-Urmawi or Safi al-Din Abd al-Mu'min ibn Yusuf ibn al-Fakhir al-Urmawi (born c. 1216 in Urmia or Baghdad, dies in 1294) is a renowned musician and writer on the theory of music.