Family name อลัน (Alan 
, Lan , Alun ) , across the world, is a widespread surname. The family name อลัน is habitual in Malaysia, where it is a common surname, Macao, and Vietnam, where it is quite a common surname (explore the name in all countries). In absolute terms, it most frequently occurs in China, Malaysia, and Vietnam. Also, อลัน is the forename as well as the last name.