- Xanthi, a prefecture and city in northeastern Greece.
- Xanthos, a small town in south-western Turkey in the Muğla province.
- Xanthos River (Turkey)
- Xi, Cephalonia
- Xinada in Corfu
- Xirokampí in Santorini
- Xanthi
- Xánthi District (Greece)
- Xiropotamos