Family name Sitthawat (Sitthawat 
) , all around the world, is an extremely rare surname. Much more frequently, Sitthawat is the forename as well as the last name.
Sutin, Ounraun, Montree, Chaiwan, Pakinsakulpat, Panyakat, Anuponghiran, Tangsriwong, Thunwanont, Kaewpardit, Supphasittitanun, Chalermthanachaikul, and Yutthaphongthon