Finnmark (Finnmárku in Saami) is a county in the extreme north of Norway, bordering Troms. In 2002 there were 73,732 inhabitants, which is 1.6% of the total population in Norway. Its area is 48,637 km². The county administration is in Vadsø.
Much of the Saami population of Norway live in Finnmark, and to a certain extent Troms. Finnmark and the municipalities Kautokeino, Karasjok, Tana, Nesseby and Kåfjord (in Troms) also have official names in the Saami language.