Karwowski (feminine: Karwowska, plural: Karwowscy) is a Polish surname. The surname is associated with any of places called Karwowo. It has ancient roots in the royal families of Poland. Notable people with the surname include:
- Antoni Karwowski, Polish artist
- Hugon Karwowski (born 1948), Polish-American physicist
- Jaroslaw Karwowski (born 1952), Polish-American material scientist
- Kazimierz Karwowski, Polish nobleman and politician
- Krystyna Karwowska (1931–2018), Polish professor of agricultural science
- Krzysztof Karwowski (born 1963), Polish diplomat
- Krzysztof Karwowski (born 1971), Polish poet and translator
- Łukasz Karwowski, Polish film director