The person is a Swede. The people are Swedish.
Swedes
Swedes, or Swedish.
Swedes or Swedish or more generically Scandinavian (A person from Sweden, Norway or Denmark)
In english, Swedish. How is this a religious question? I'm not sure if Swedes is correct. But many people I know call them that.
norwegian sweeds
Football (or as americans call it, soccer) is the most popular sport in sweden then we have ice hockey and floorball which are both popular as well.
Vatten.
Yes; they are very common. Might not have originated from Sweden. But in Sweden that's what they call pancakes.
In Sweden, Santa Claus is known as "Tomten," or, occasionally, "jultomten."JultomtenTomten.Tomten.
Swedes
Sweden the people their are swedish
In Sweden, the closest thing is Jultomten ("The Yule/Christmas Gnome").
A sweed, or sweedish