Bøkfjorden

or is a fjord in Sør-Varanger Municipality in Finnmark county, Norway. The 23 km long fjord is a southern branch off of the main Varangerfjorden. The river Pasvikelva empties into the Bøkfjorden at the village of Elvenes (which lies only about 1500 m from the Norway–Russia border. At this place the Bøkfjord Bridge is located, which crosses the river/fjord where they meet.

The town of Kirkenes lies on the shore of the fjord. The large island of Skogerøya lies on the western side of the fjord. The Bøkfjord Lighthouse is located in the mouth of the Bøkfjorden.