Family name Kreingkrai (Kreingkrai 
) , across the world, is an extremely rare surname. Much more prevalently, Kreingkrai is the forename as well as the last name.
Sritum, Benjasirisan, Theingthum, Thammalakkana, Praditwongsa, Klungsoontornrangsi, Kanjanapokin, Chailungka, Muangsingam, Choprakarn, Cheinpradit, Chaivirun, Phongsitthikanna, Samabutvuttikrai, Tayanung, Raksayot, Prarawech, Kuerchart, Chaisubsakul, Narintr, Rubngam, Srithum, Sangsai, Hmoyadee, Boonya, Wisuthibanchong, and Kanongdatechat