Thavisin ( or , , with various other romanized spellings) is a surname and masculine given name of Thai origin. Notable people with the name include:
Surname Pakpilai Thavisin (born 1960), Thai physician and businesswoman, wife of Srettha Srettha Thavisin (born 1962), Thai politician and real estate developer, 30th Prime Minister of Thailand
Given name Taweesin Visanuyothin (born 1965), Thai psychiatrist who served as government spokesman during the COVID-19 pandemic