Family name อินทลักษณ์ (อินทลักษณ์ 
, Intalak , Intaluk ) , throughout the world, is a rare surname. The family name อินทลักษณ์ is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname. Much less frequently, อินทลักษณ์ is the forename as well as the last name.