Mirza Ali-Aqa Tabrizi, known as Seqat-ol-Eslam Tabrizi (also transcribed as Siqat-ul-Islam or Seghat-ol-Islam), (Tabriz, January 19, 1861 - Tabriz, December 31, 1911) was an Iranian nationalist who lived in Tabriz, Iran, during the Iranian Constitutional Revolution and was a reformist Shia cleric. He was hanged by Russian troops with 12 other Iranian nationalists in at the age of 50 during Russian Invasion of Tabriz, 1911. He is buried in Maqbaratoshoara, Tabriz. The original photography of his hanging is currently shown in Azerbaijan Museum.