Porsgrunn or Porsgrund may refer to:
Places Porsgrunn Municipality, a municipality in Telemark county, Norway Porsgrunn (town), a town within Porsgrunn Municipality in Telemark county, Norway Porsgrunn/Skien, a multi-municipality metropolitan area in Telemark county, Norway Porsgrunn Upper Secondary School, a school within Porsgrunn Municipality in Telemark county, Norway
Business Porsgrund Porcelain Factory, a porcelain flatware company located at Porsgrunn in Telemark county, Norway.
Transportation Porsgrunn Station, a railway station within Porsgrunn Municipality in Telemark county, Norway Porsgrunn Bridge, a road bridge in Porsgrunn Municipality in Telemark county, Norway