Scottish Meaning: The name Lindsey is a Scottish baby name. In Scottish the meaning of the name Lindsey is: From the island of the lime tree. Although in the past, Lindsay was a common boys' name, today it is used more often for girls.American Meaning: The name Lindsey is an American baby name.In American the meaning of the name Lindsey is: From the island of the lime tree.Although in the past, Lindsay was a common boys' name, today it is used more often for girls. Teutonic Meaning: The name Lindsey is a Teutonic baby name. In Teutonic the meaning of the name Lindsey is: From the island of the snakes.n American the meaning of the name Lindsey is: From the island of the lime tree. Although in the past, Lindsay was a common boys' name, today it is used more often for girls. Teutonic Meaning: The name Lindsey is a Teutonic baby name. In Teutonic the meaning of the name Lindsey is: From the island of the snakes.