Officium may refer to:
Religion Officium Divinum (or Divinum Officium), the official set of daily prayers prescribed by the Roman Catholic Church Sanctum Officium, the department in the Roman Curia which oversaw Catholic doctrine
Music Officium Defunctorum, a musical setting of the Office of the Dead, composed by the Spanish Renaissance composer Tomás Luis de Victoria in 1603 Officium (album), a 1994 album by Norwegian saxophonist Jan Garbarek, featuring the Hilliard Ensemble Officium Triste, a doom metal band from Rotterdam, The Netherlands
Other uses Officium (Ancient Rome), a Latin word with various meanings, including "service", "(sense of) duty", "courtesy", and "ceremony"