Sisu (disambiguation)

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
 * Sisu production, a Canadian media and film production company
 * 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

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 (1976 icebreaker), a Finnish ship

Other uses

 * Sisu (candy), a Finnish brand of candy
 * 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