Family name Rattasit (Rattasit 
) , worldwide, is a very rare surname. The family name Rattasit is characteristic of Thailand, where it is an extremely rare surname, and China. More prevalently, Rattasit is the forename as well as the last name.
Nancha, Thongpreecha, Banjongjit, Sringoentom, Wanichpan, Doungngeurn, Suphabphan, Hanchangsit, Sukhahuta, Singmanas, Tiemtongbai, Pettrakool, Palintorn, Sengjaksai, Angkuro, Sittitool, and Sangtongsuk