A political map of Scandinavia
Scandinavia was a region in Northern Europe, where several Earth nation-states were located, including such countries as Sweden, Norway, Iceland and Denmark.
One of the 37's, a fisherman, came from Scandinavia. (VOY: "The 37's")
When the Leonardo da Vinci hologram was stolen from the USS Voyager in 2374, Tuvok claimed to be from Scandinavia in order to remain within the program's 16th century knowledge. (VOY: "Concerning Flight")