Seli or Kato Vermio is a village and winter sports resort in Greece.
Seli may also refer to:
- Places in Estonia
- Seli, Pärnu County, village in Lääneranna Parish, Pärnu County, Estonia
- Seli, Rae Parish, village in Rae Parish, Harju County, Estonia
- Seli, Rapla County, village in Rapla Parish, Rapla County, Estonia
- Seli, Tallinn, subdistrict of Tallinn, Estonia
- Seliküla, village in Järva Parish, Järva County
- Places in Latvia