Person

Justan III

fl. 860s · 9th century

Justan III was a ruler of the Justanid dynasty of Daylam in the mountains of northern Iran. After 864 he supported the Zaydi Alavid dynasty of Tabaristan, helping establish Shia Islam among the Daylamites. His alliance with the Alavids drew the Justanids into their wars against the Tahirids and later powers.

Mentioned in 1 state history

See also

Cite this entry
APA
The Epoch Institute. (2026). Justan III. In The Epoch Institute Encyclopedia. https://the-epoch-institute.org/encyclopedia/justan-iii
MLA
“Justan III.” The Epoch Institute Encyclopedia, The Epoch Institute, 2026, https://the-epoch-institute.org/encyclopedia/justan-iii. Accessed .
Chicago
The Epoch Institute. “Justan III.” The Epoch Institute Encyclopedia. 2026. https://the-epoch-institute.org/encyclopedia/justan-iii.
Harvard
The Epoch Institute (2026) ‘Justan III’, The Epoch Institute Encyclopedia. Available at: https://the-epoch-institute.org/encyclopedia/justan-iii (Accessed: ).

Last reviewed October 2026Random entry ↻