Person

Janusz II of Płock

1455–1495 · 15th century

Janusz II was a Piast duke of Masovia who ruled the Duchy of Płock. He was the last duke of the Płock line, and on his death without heirs in 1495 King John I Albert incorporated his duchy into the Kingdom of Poland. The rest of Masovia followed in 1526.

Janusz II of Płock
Image: Anonymous plate · Public domain · Wikimedia Commons

Mentioned in 1 state history

Duchy of Plock

See also

Cite this entry
APA
The Epoch Institute. (2026). Janusz II of Płock. In The Epoch Institute Encyclopedia. https://the-epoch-institute.org/encyclopedia/janusz-ii-of-plock
MLA
“Janusz II of Płock.” The Epoch Institute Encyclopedia, The Epoch Institute, 2026, https://the-epoch-institute.org/encyclopedia/janusz-ii-of-plock. Accessed .
Chicago
The Epoch Institute. “Janusz II of Płock.” The Epoch Institute Encyclopedia. 2026. https://the-epoch-institute.org/encyclopedia/janusz-ii-of-plock.
Harvard
The Epoch Institute (2026) ‘Janusz II of Płock’, The Epoch Institute Encyclopedia. Available at: https://the-epoch-institute.org/encyclopedia/janusz-ii-of-plock (Accessed: ).

Last reviewed October 2026Random entry ↻