Across the world, Chaiyaphan (ชัยพันธ์ 
, ชัยพันธุ์ , Chaiyaphan 
) is a rare boy's first name. The first name Chaiyaphan is habitual in South-eastern Asia, particularly Thailand, where it is a rare male name. Likewise, Chaiyaphan is the last name as well as the forename.
Yot, Amornrat, Athiphan, Apichaya, Chewaporn, Bhromapiriya, Kanokkan, Kanobporn, Penpilai, Prapakorn, Prissana, Thitapha, Yoswadee, Sureeporn, Chaivirat, Chayakorn, Chittakon, Chewaphorn, Chutharat, Boonkwang, Prathomwichan, Preyaphan, Siraphop, Saowanee, Wannapa, Nipapan, Satja, Supin, Kanda, Rinda, Jarun, Wilai, Wimut, Satcha, Suchin, Bunrak, Pornthida, Jenesa, Nabhat, Nitiya, Maliwan, Boonsam, Patreeya, Panatda, Paphada, Piyanat, Tanakon, Narumol, Thanad, and Rungnapha