Shirvan (from Persian: شروان, romanized: Shirvān; Azerbaijani: Şirvan; Tat: Şirvan), also spelled as Sharvān, Shirwan, Shervan, Sherwan, Šervān, and Chirvan is a historical Iranian region in the eastern Caucasus, known by this name in both pre-Islamic Sasanian and Islamic times. Today, the region is an industrially and agriculturally developed part of the Azerbaijan Republic that stretches between the western shores of the Caspian Sea and the Kura River, centered on the Shirvan Plain. History Etymology Vladimir Minorsky believes that names such as Sharvān (Shirwān), Lāyzān and Baylaqān are Iranian names from the Iranian languages of the coast of the Caspian Sea.There are several explanations about this name...