In the entire world, Jantapan (Jantapan 
) is an extremely rare feminine first name. Much more frequently, Jantapan is the last name as well as the forename.
Koon, Chutima, Korarit, Kureeporn, Kusarin, Kittika, Pornpen, Porntip, Pitnithee, Pisamai, Pukchat, Lampang, Tanakon, Thaworn, Wipawee, Worayut, Maleerat, Siwakorn, Aekkarin, Chatchai, Chutinan, Chutigan, Apiwanchai, Adipong, Angkana, Surasak, Subin, Arkom, Asada, Aurai, Pisan, Jayya, Sunisa, Chatkla, Paijit, Jariya, Buntawee, Jetiya, Natcha, Napran, Warisa, Wasana, Montree, Meechai, Sarawut, Sarinya, Sirirut, Siriluk, Thanya, and Kanokwan