Terra Nova Islands () is a pair of small islands lying off Oates Coast, East Antarctica, about 14 nautical miles (26 km) north of Williamson Head in the Somov Sea. Sighted from the Magga Dan, 8 March 1961, by ANARE (Australian National Antarctic Research Expeditions) under Phillip Law. Named by Antarctic Names Committee of Australia (ANCA) after the expedition ship of the British Antarctic Expedition, 1910–13, the Terra Nova, from which Lieutenant H.L.L. Pennell, Royal Navy, discovered and charted coastal points in the vicinity.
Terra Nova Canyon () is an undersea canyon named in association with the Terra Nova Islands. Name approved 6/88 (ACUF 228).
This article incorporates public domain material from the United States Geological Survey document "Terra Nova Islands" (content from the Geographic Names Information System).