Yeah, is there someone on this website there is speaking danish and wanna rp? Please text me! 
There are dozens! Try searching for "Danish" in the search bar, you'll get a ton of results for groups and forum topics alike.
I'm in an RP with SerpentSolus at present and she is Danish 
Ja jeg snakker dansk
Jeg gør!
Danskere!!
There's plenty of danes here, hahaha