Lassan is a town in the Vorpommern-Greifswald district, in Mecklenburg-Western Pomerania, Germany. The name possibly derives from an O…Lassan is a town in the Vorpommern-Greifswald district, in Mecklenburg-Western Pomerania, Germany. The name possibly derives from an Old Polabian word, Lěšane, meaning "forest dweller" or "forest dwelling".