Estland

Estland may refer to:


 * Estland, the modern name for Estonia in several languages
 * Danish duchy of Estonia (Hertugdømmet Estland), a dominum directum of the King of Denmark from 1219 until 1346 in what is now Northern Estonia until it was sold and became:
 * A dominion of the Livonian Order within Terra Mariana in 1346–1561, until it was conquered by the Swedish Empire in the Livonian War and became:
 * The Swedish duchy of Estonia (Hertigdömet Estland) in 1561–1721 until conquered by the Tsardom of Russia in the Great Northern War and became:
 * The Governorate of Estonia (Эстляндская губерния) of the Russian Empire in 1721–1917
 * An island in the Atlantic Ocean on the 1558 Venetian Zeno map, possibly corresponding to Shetland