Stratis may refer to:
Stratis (configuration daemon), a user-level file system for Linux Stratis (Greyhawk), a deity from the Greyhawk campaign setting for the Dungeons & Dragons fantasy role-playing game Ai Stratis or Agios Efstratios (), a Greek island Stratis, a fictional island in the 2013 video game Arma 3, based on Agios Efstratios, Greece
People with the given name Stratis Eleftheriades (1889–1983), Greek art critic, patron and publisher Stratis Haviaras (1935–2020), author in Greek and English Stratis Mastrokyriakos (born 1967), professional football (soccer) coach and former player Stratis Myrivilis (1890–1969), Greek writer Stratis Paschalis (born 1958), Greek poet, novelist and translator
See also Eustratius (disambiguation), Stratis (), a diminutive form of the Greek given name Efstratios; see Eustratius