Person

Ottaviano Riario

1479–1523 · 16th century

Ottaviano Riario was the eldest son of Girolamo Riario and Caterina Sforza and nominal lord of Imola and Forlì after his father's murder in 1488. His mother governed as regent and defended the state until Cesare Borgia conquered it in 1499–1500. He later entered the Church and became bishop of Viterbo.

Ottaviano Riario
Image: sailko · CC BY-SA 3.0 · Wikimedia Commons

Mentioned in 1 state history

Lordship of Imola and Forli

See also

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

Last reviewed October 2026Random entry ↻