Sisa

Sisa may refer to:
 * SISA, Società Italiana Servizi Aerei, Italian airline and flight training school associated with Cantieri Aeronautici e Navali Triestini (C.R.D.A Canterei), later merged with other airlines to form Ala Littoria
 * Solomon Islands Scout Association
 * Sisa (1999 film), 1999 Filipino film
 * Sisa (drug), a methamphetamine derivative
 * Sisa Waqa, Fijian rugby league footballer
 * , Italian supermarket chain
 * Jaume Sisa (b. 1948), Catalan singer-songwriter
 * 989 Studios (formerly Sony Interactive Studios America or SISA), American video game company
 * Sisa (footballer) (born 1998), Yousef Abu Jalboush, Jordanian footballer