Person

Boniface I, Marquis of Montferrat

c. 1150–1207 · 12th century · Also known as Boniface of Montferrat

Boniface I, Marquis of Montferrat, was the leader of the Fourth Crusade, which captured Constantinople in 1204. Passed over for the Latin imperial throne, he founded the Kingdom of Thessalonica and led his knights into Greece, creating fiefs such as Bodonitsa, Salona and Athens. He sold his claim to Crete to Venice and was killed by the Bulgarians in 1207.

Boniface I, Marquis of Montferrat
Image: Henri Decaisne · Public domain · Wikimedia Commons

Mentioned in 1 profile

Principality of AchaeaFoundation

Mentioned in 8 state histories

March of MontferratLordship of Leo SgourosKingdom of ThessalonicaMarquisate of BodonitsaTriarchy of NegroponteDuchy of AthensCounty of SalonaVenetian Crete

See also

Cite this entry
APA
The Epoch Institute. (2026). Boniface I, Marquis of Montferrat. In The Epoch Institute Encyclopedia. https://the-epoch-institute.org/encyclopedia/boniface-i-marquis-of-montferrat
MLA
“Boniface I, Marquis of Montferrat.” The Epoch Institute Encyclopedia, The Epoch Institute, 2026, https://the-epoch-institute.org/encyclopedia/boniface-i-marquis-of-montferrat. Accessed .
Chicago
The Epoch Institute. “Boniface I, Marquis of Montferrat.” The Epoch Institute Encyclopedia. 2026. https://the-epoch-institute.org/encyclopedia/boniface-i-marquis-of-montferrat.
Harvard
The Epoch Institute (2026) ‘Boniface I, Marquis of Montferrat’, The Epoch Institute Encyclopedia. Available at: https://the-epoch-institute.org/encyclopedia/boniface-i-marquis-of-montferrat (Accessed: ).

Last reviewed October 2026Random entry ↻