Around the world, Jantasuwan (Jantasuwan 
) is an extremely rare unknown gender first name. Much more frequently, Jantasuwan is the last name as well as the forename.
Max, Saharat, Sirinad, Supanee, Somboon, Somchit, Somchok, Chawala, Pavinee, Phimyada, Dusanee, Janjira, Jirayut, Tanapol, Thitima, Nattika, Wasinee, Werayut, Methinan, Sanpasiri, Savittaporn, Saowanee, Yanika, Witaya, Wanpen, Natcha, Lim, Jad, Job, Krit, Sunee, Supan, Darin, Nipon, Maytee, Suriya, Siriporn, Sunisa, Somjai, Somjit, Sopida, Aranya, Banpot, Bunpot, Pantip, Prasat, Pratya, Rabiab, Suthom, and Sirinrat