Across the world, Thadar (Thadar 
) is a rare mostly female, but seldom boy's forename. The first name Thadar is habitual in Myanmar, where it is a rare largely female, but infrequently male name, Indonesia, where it is a very rare female name, and India, where it is an extremely rare feminine name. Also, Thadar is the last name as well as the forename.