Sisu is a Finnish concept of stoic determination and tenacity.
Sisu or SISU may also refer to:
Arts and entertainment Sisu (album), a 1998 album by Finnish jazz pianist Iiro Rantala Sisu (band), an American indie rock band Starship Sisu, in the book Citizen of the Galaxy by Robert A. Heinlein Sisu (Raya and the Last Dragon), a dragon character in Raya and the Last Dragon Sisu Pala, character in the ancient Indian epic Mahabharata Sisu (film), a 2022 Finnish action film Sisu: Road to Revenge, a 2025 sequel action film
Transportation and military Sisu 1A, an American competition sailplane Sisu Auto, a Finnish truck manufacturer
Ships Sisu-class motor torpedo boat (1919–1942), of the Finnish Navy Sisu (1938 icebreaker), a Finnish ship Sisu (1975 icebreaker), a Finnish ship
Other uses Sisu (candy), a Finnish brand of candy Sisu (given name), a Finnish male given name Mount Sisu, a mountain in Antarctica SISU BK, a Danish basketball club SiSU (Structured information, serialized units), a Unix framework Dalbergia sissoo or sisu, a hardy deciduous rosewood tree Shanghai International Studies University, in China Sichuan International Studies University, in Chongqing, China Sistema de Seleção Unificada, a Brazilian digital platform
See also
Suomen Sisu, a Finnish association La Familia (rap group) or Sișu & Puya, a Romanian hip hop group