All over the world, รุจิพันธุ์ (รุจิพันธุ์ 
, Rujiphun , Ruchiphan ) is a very rare mostly masculine, but seldom feminine first name. The first name รุจิพันธุ์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare mostly boy's, but infrequently female name. Also, รุจิพันธุ์ is the last name as well as the forename.