Danielewski (feminine: Danielewska; plural: Danielewscy) is a Polish-language surname derived from the given name Daniel. Notable people with this surname include:
Poe (singer), born Annie Danielewski (born 1968), American musician Mark Z. Danielewski (born 1966), American fiction author (1932–2004), Polish writer and translator Tad Danielewski (1921–1993), American film director
See also