Tristan (Guinea) Island group in Guinea Conakri This article does not cite any sources. Please help improve this article by adding citations to reliable sources. Unsourced material may be challenged and removed.Find sources: "Tristan" Guinea – news · newspapers · books · scholar · JSTOR (March 2018) (Learn how and when to remove this message) Tristan (also: Tristão) is the largest island in the Tristan and Capken Islands, Guinea. Its area is 226 km². 10°52′N 14°55′W / 10.867°N 14.917°W / 10.867; -14.917 This Guinea location article is a stub. You can help Wikipedia by expanding it.vte