Danylo (Andriy) Ostrozky (; ; died after 1366) was a Ruthenian nobleman, probably Prince of

Turaŭ Turov or Turaw is a town in Zhytkavichy District, Gomel Region, Belarus. As of 2025, it has a population of 2,761. It served as the capital of the Principality of Turov during the Middle Ages. History Turov was an ancient capital of the D ...

, first Prince of

Ostroh Ostroh ( , ) is a city in Rivne Oblast, western Ukraine. It is situated on the Horyn River. Ostroh was the administrative center of Ostroh Raion until 2020, but as a city of oblast significance did not belong to the raion. Currently the city is ...

, and founder of the Ostrozky House.

Biography

It is not clear whether he was descendant of

Pinsk Pinsk (; , ; ; ; ) is a city in Brest Region, Belarus. It serves as the administrative center of Pinsk District, though it is administratively separated from the district. It is located in the historical region of Polesia, at the confluence of t ...

–

Kingdom of Galicia–Volhynia The Principality or, from 1253, Kingdom of Galicia–Volhynia, also known as the Kingdom of Ruthenia, Kingdom of Rus', or Kingdom of Russia, also Halych–Volhynian Kingdom was a medieval state in Eastern Europe which existed from 1199 to 1349. I ...

branch of the

Rurik dynasty The Rurik dynasty, also known as the Rurikid or Riurikid dynasty, as well as simply Rurikids or Riurikids, was a noble lineage allegedly founded by the Varangian prince Rurik, who, according to tradition, established himself at Novgorod in the ...

. Some scholars claim that his grandfather was Vasylko Romanovych, Prince of

Slonim Slonim is a town in Grodno Region, in western Belarus. It serves as the administrative center of Slonim District. It is located at the junction of the Shchara and Isa (river), Isa rivers, southeast of Grodno. As of 2025, it has a population of ...

and direct descendant of Roman of Galicia, others however claim his origin in line of Sviatopolk II of Kyiv and suppose that his father was Danylo.Ostrozky in the Encyclopedia of Ukraine, vol. 3 (1993)
/ref>

Kasper Niesiecki Kasper Niesiecki (31 December 1682 – 9 July 1744), also known as Kacper Niesiecki, was a Polish heraldist, Jesuit, lexicographer, writer, theologian and preacher. Biography Niesiecki was born in Greater Poland to a burgher family. In 1699 h ...

, an 18th-century writer, reported that "''Danylo Vasyliovych, son of Danylo of Galicia`s brother, first started to call himself Prince of Ostroh''". He could be also direct grandson of Danylo of Galicia and son of Mstyslav Danylovych.

Adam Naruszewicz Adam is the name given in Genesis 1–5 to the first human. Adam is the first human-being aware of God, and features as such in various belief systems (including Judaism, Christianity, Gnosticism and Islam). According to Christianity, Adam si ...

wrote that Danylo Ostrozky was

starost Starosta or starost (Cyrillic: ''старост/а'', Latin: ''capitaneus'', ) is a community elder in some Slavic lands. The Slavic root of "starost" translates as "senior". Since the Middle Ages, it has designated an official in a leadersh ...

Przemyśl Przemyśl () is a city in southeastern Poland with 56,466 inhabitants, as of December 2023. Data for territorial unit 1862000. In 1999, it became part of the Podkarpackie Voivodeship, Subcarpathian Voivodeship. It was previously the capital of Prz ...

, officer of

Casimir III the Great Casimir III the Great (; 30 April 1310 – 5 November 1370) reigned as the King of Poland from 1333 to 1370. He also later became King of Ruthenia in 1340, retaining the title throughout the Galicia–Volhynia Wars. He was the last Polish king fr ...

when he inherited Galicia after the death of

Boleslaw-Yuri II of Galicia Yuri II Boleslav (; ; c. 1305/1310 – April 7, 1340), was King of Ruthenia and ''Dominus'' of the Galicia–Volhynian lands (1325–1340). A foreigner and a Catholic by birth, he was the son of Trojden I, Duke of Masovia and a member of the Po ...

. Danylo was probably only temporary supporting King Casimir, because in 1344 he called the

Tatars Tatars ( )Tatar
in the Collins English Dictionary are a group of Turkic peoples across Eas ...

to fight for Galicia in the

Galicia–Volhynia Wars The Galicia–Volhynia Wars were several wars fought in the years 1340–1392 over the succession in the Kingdom of Galicia–Volhynia, also known as Ruthenia. After Yuri II Boleslav was poisoned by local Ruthenian nobles in 1340, both the Gran ...

, like

Dmytro Dedko Dmytro Dedko (''Demetrius Dedko'', ) was a Lord of Ruthenia in 1340 (1323) – 1349. Commonly thought to be a Galician boyar, he could be one of sons of Yuriy I and Varvara (Barbara). Dmytro is possibly the progenitor of Ostrozky family. D ...

who died in the same year. Finally Prince Danylo allied to

Liubartas Liubartas or Demetrius of Liubar (died ) was a Lithuanian prince from the Gediminid dynasty. He was the prince of Volhynia, and from 1320, he ruled over Lutsk, Liubar and Zhytomyr. Liubartas was also the last ruler of the Kingdom of Galicia–Vo ...

who also rivaled for Galicia with Tatars, Poles and Hungarians. He received

from Liubartas, King of Galicia–Volhynia, where he rebuilt the castle destroyed by the

Tatars Tatars ( )Tatar
in the Collins English Dictionary are a group of Turkic peoples across Eas ...

. Was married to Wassilisa (?), father of Feodor Ostrozky and probably Wasyl.Miesie̜cznik heraldyczny 1931y
/ref>

References

External links

''Lubomyr Wynar''. Ostrozky in the Encyclopedia of Ukraine, vol. 3 (1993)
{{DEFAULTSORT:Ostrozky, Danylo 1360s deaths Danylo Year of birth unknown

Biography

See also

References

External links