Tosin or Tošin (Serbian Cyrillic: Тошин) may refer to:
People Tosin (footballer), full name Paulo César Tosin (born 1966), Brazilian footballer Tosin (given name), a Yoruba name
Places Tosin, Bełchatów County, a village in central Poland Tošin Bunar, an urban neighborhood of Belgrade, Serbia Tošin Bunar railway station