Sanitarium or sanatorium may refer to:
Facilities Sanatorium, medical facility for stay during long-term illness and convalescence Battle Creek Sanitarium, American health resort founded in 1866 Sanitarium Health and Wellbeing Company, major food company in Australia and New Zealand
Film and video games The Sanitarium (film), a 1910 American silent comedy short starring Fatty Arbuckle Sanitarium (video game), American 1998 point-and-click adventure Sanitarium (film), a 2013 American horror anthology film
Localities Sanitarium, California, American unincorporated community in Napa County Sanatorium, Mississippi, American village near Magee
Music "Welcome Home (Sanitarium)", 1986 song by American heavy metal band Metallica Sanatorium (band), North Macedonia thrash metal band from Skopje, formed in 1987