Tresfjord or Tresfjorden may refer to:
- Tresfjord, a former municipality in Møre og Romsdal county, Norway (known as Sylte from 1899 to 1922)
- Tresfjord (village), a village in Vestnes municipality, Møre og Romsdal county, Norway
- Tresfjorden, a fjord in Vestnes municipality, Møre og Romsdal county, Norway
- Tresfjord Church, a church in Vestnes municipality, Møre og Romsdal county, Norway
- Tresfjord Bridge, a bridge in Vestnes municipality, Møre og Romsdal county, Norway