The last time Iran held a funeral for the Supreme Leader An estimated 10 million mourners attended Iran’s first Supreme Leader’s funeral in 1989.Share this: Photos: Iran to bury slain supreme leader in culmination of mass funeralDateJuly 9, 2026In relation toAl-JazeeraIran announces funeral, burial dates for late Supreme Leader KhameneiDateJune 13, 2026In relation toAl-JazeeraHuge crowd joins funeral procession for Iran’s Supreme Leader KhameneiDateJuly 6, 2026In relation toAl-Jazeera