Family name Suwanthada (Suwanthada 
) , all around the world, is a rare last name. The surname Suwanthada is characteristic of Thailand, where it is a rare surname, Malaysia, where it is an extremely rare surname, and the United States.
Lek, Watcharin, Thadathip, Ratcharit, Putthikron, Phakwalan, Pradthana, Kittipong, Nichakan, Duanphen, Rungrojn, Prapawan, Parichat, Kittikul, Wimonphak, Kasetchai, Siriporn, Yupayao, Kulapan, Kannika, Chainat, Chanida, Anthika, Sudarat, Paiwan, Panuch, Boworn, Pisan, Krit, Chuntana, and Theeraphap