Person

Presian I

r. 836–852 · 9th century

Presian I was ruler (khan) of the First Bulgarian Empire from 836 to 852. During his reign Bulgaria expanded into Macedonia, taking the lands of Slavic tribes such as the Smolyani after their revolt against Byzantium in 837, and fought a war against the Serbs of Prince Vlastimir that ended in Bulgarian defeat. He was succeeded by Boris I, under whom Bulgaria converted to Christianity.

Presian I — Image: Anton Lefterov · Public domain · Wikimedia Commons

Mentioned in 3 state histories

Smolyani Berziti Principality of Serbia (early medieval)

See also

Cite this entry

APA: The Epoch Institute. (2026). Presian I. In The Epoch Institute Encyclopedia. https://the-epoch-institute.org/encyclopedia/presian-i
MLA: “Presian I.” The Epoch Institute Encyclopedia, The Epoch Institute, 2026, https://the-epoch-institute.org/encyclopedia/presian-i. Accessed .
Chicago: The Epoch Institute. “Presian I.” The Epoch Institute Encyclopedia. 2026. https://the-epoch-institute.org/encyclopedia/presian-i.
Harvard: The Epoch Institute (2026) ‘Presian I’, The Epoch Institute Encyclopedia. Available at: https://the-epoch-institute.org/encyclopedia/presian-i (Accessed: ).

Last reviewed October 2026Random entry ↻