Surname จุฑาธาร (จุฑาธาร 
, Juthathan ) , throughout the world, is an extremely rare last name. The cognomen จุฑาธาร is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname. More frequently, จุฑาธาร is the forename as well as the last name.
รัตนะ, ไชยวัฒกุลกิจ, วงศ์วิทิตชา, and พันธุ์ชงค์