Name occurs in Latin form as Alwinus, the form for the Anglo-Saxon name Ælfwine, although it may be a form for Alpín. A similar name, Alguine, occurs in the Book of Deer, and two Mormaers of Lennox had the name Ailín, similarly rendered as Alwinus.
The name is represented in Latin as Alwinus, which aligns with the Anglo-Saxon name Ælfwine. It might be derived from Alpín. A similar name, Alguine, exists in the Book of Deer, and two Mormaers of Lennox had names that were rendered similarly.