|Area||6,390 km2 (2,470 sq mi)|
|Length||110 km (68 mi)|
|Highest elevation||3,110 m (10200 ft)|
|Highest point||Mount Siple|
|Administered under the Antarctic Treaty System|
Its area is 6,390 km2 (2,467 sq mi) and it is dominated by the dormant shield volcano Mount Siple, rising to 3,110 m (10,203 ft) — making this the 15th ranking island in the world by maximum elevation.
Island and mountain were named by the United States Advisory Committee on Antarctic Names (US-ACAN) in 1967 in honour of the American Antarctic explorer Paul A. Siple (1909–1968), member of Admiral Byrd's expeditions.
- This article incorporates public domain material from the United States Geological Survey document: "Siple Island". (content from the Geographic Names Information System)