Cognomen Wattisu (Wattisu 
) , across the world, is a very rare surname. The family name Wattisu is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname.
Chat, Sombat, Yowwadee, Sermsak, Jugkrit, Phonlawat, Warangkana, Nuengruethai, and Watcharapong