Last name Nithichai (Nithichai 
) , globally, is an extremely rare cognomen. The family name Nithichai is habitual in South-eastern Asia, particularly Malaysia, where it is an extremely rare surname. Much more prevalently, Nithichai is the forename as well as the last name.
Sema, Raksa, Saecha, Kamnon, Jaisue, Buathong, Khruapaen, Theinrajanrawong, Chaipiriyapong, and Phumthanawat