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In the world, Ratchadaphon (รัชฎาภรณ์ , รัชดาพร , รัชฏาภรณ์ ) is quite a common largely feminine, but seldom boy's first name. The first name Ratchadaphon is habitual in South-eastern Asia, particularly Thailand, where it is quite a common dominantly feminine, but seldom male name.
Adam, Chanunun, Kanchana, Khamkaeo, Panketsarin, Pawannan, Junwiset, Tameesak, Tongkiew, Naksawat, Oakkhabut, Saihaikhum, Sriyongyod, Thepchanda, Ngaothewaphithak, Sukcharoen, Sonsungnoen, Charoenrup, Chueaphetr, Kantabootr, Phanrangsi, Phisantharakun, Sriborirak, Srikhwan, Srisuwan, Subyoungcharoen, Somsa, Talam, Matbut, Sonart, Arthan, Chaiya, Phonin, Thawon, Intonwong, Muaitheng, Tantikamthon, Sanukphan, Akkaboot, Phamdee, Phocadach, Phutaplerd, Thipancha, Toommee, Worawat, Sanphuwan, Saeliang, Sirakunchira, Srangchang, and Jansongsang