Terra is the Latin name for Earth.
Terra may also refer to:
- Terra (satellite), a multi-national NASA scientific research satellite
- Terrae, extensive land masses found on various solar system bodies
- Terra Australis (southern land), hypothetical continent appearing on maps from the 15th to the 18th century
- Terra incognita, unknown land, for regions that have not been mapped or documented
- Terra nullius, land belonging to no one, nobody's land, empty or desolate land
- Terra pericolosa, dangerous land, for regions believed likely to put travelers in jeopardy
- Battle for Terra, a 2007 science fiction animated movie originally screened as Terra
- Terra, in the Anime RahXephon
- Terra (Hainish cycle), another name for Earth in Ursula K. Le Guin's writings
- Terra (German science fiction), a science fiction series published by Arthur Moewig Verlag, Munich
- Terra, a 2013 SF novel by Mitch Benn, and its sequel 'Terra's World' (2014).
- Terra, a 2012 Dystopian/apocalypse novel by Gretchen Powell, first in 'The Terrestrials' series.
- Terra Nostra (novel) (Our Earth), a 1975 historical novel on Hispanic history by the Mexican author Carlos Fuentes.
- Terra (comics), a fictional character from the DC Comics
- Terra Branford, a fictional character from Final Fantasy VI
- Terra (Kingdom Hearts), a fictional character from the video game franchise Kingdom Hearts
- Terra Ryzing, one of the names given to professional wrestler Triple H
- Terra (Cronian album)
- Terra (Mariza album)
- Terra (Jenni Vartiainen album)
- Terra (group), a Japanese music group
- Terra Film, German film company
- Terra (currency), proposed global currency
- Terra (butterfly), genus
- Terra-Gruppen, Norwegian savings banks
- Terra (mythology), primeval Roman goddess
- Terra: The Nature of Our World, video podcast
- Terra Networks, Internet company
- Terra preta ("black earth"), very dark, fertile anthropogenic soil found in the Amazon Basin
- TERRA (biology), TElomeric Repeat-containing RNA: RNA resulting from telomere transcription.