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O.S.T.R.

Adam Andrzej Ostrowski (born 15 May 1980 in Łódź, Poland), better known as O.S.T.R, is a Polish rapper, musician, audio engineer and record producer, famous for his freestyle rap skills, ambitious lyrics and unique beats. He graduated from the Academy of Music in Łódź, violin class. He is one of the few Polish rappers who have received professional musical education.

Also recorded as Adam Ostrowski · Adam Andrzej Ostrowski

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O.S.T.R.

Polish rapper, musician and producer.

O.S.T.R., Siemianowice, Dni Miasta, Park Tradycji

Adrian Tync · CC BY-SA 4.0

Name
O.S.T.R.
Occupation
* Rapper
Birth Name
Adam Andrzej Ostrowski
Born
15 May 1980
Birthplace
Łódź, Poland
Education
Academy of Music in Łódź
Spouse
Natalia Ostrowska
Full name
Adam Andrzej Ostrowski.
Nationality
Poland.
Fields
hip-hop, jazz rap, political hip-hop and alternative hip-hop.
Honours
honorary citizen of Łódź.
Languages
Polish.

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Adam Andrzej Ostrowski (born 15 May 1980 in Łódź, Poland), better known as O.S.T.R, is a Polish rapper, musician, audio engineer and record producer, famous for his freestyle rap skills, ambitious lyrics and unique beats. He graduated from the Academy of Music in Łódź, violin class. He is one of the few Polish rappers who have received professional musical education.

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The Encyclopedia exists whether or not anything is for sale. Corrections are recorded rather than overwritten, and every version of this record is kept. Published 14 August 2026.

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