Seya Thongchua (Seya Nichada Thongchua, เซย่า ณิชฏา ทองเจือ) is a Thai entertainer who is come from a large family of entertainers. She is eldest daughter of Pete Thongchua, sister of internet personalities Miya Thongchua and Rotor Thongchua, and cousin of singer-songwriter Muon ATLAS.