Langfjordjøkelen

or is a glacier that is located on the border of Finnmark and Troms counties in Norway, making it one of the northernmost glaciers on the mainland of Norway. The 8 km2 glacier is located on the border of Loppa Municipality and Kvænangen Municipality. The highest point on the glacier reaches 1050 m above sea level.

Between publication of maps in 1976 and 2012, the snout of the Langfjordjokelen is shown to have retreated by approximately 1400 m. The glacier is currently being studied by glaciologists as the snout is retreating faster than any other glacier in Europe.