This is the 6399th most frequent Swedish word.
ludvig
"Ludvig" is a Swedish male given name equivalent to "Louis" in English.
The word 'ludvig' is used as a proper noun, referring to a person's name.
Ludvig är en skicklig fotbollsspelare.
Ludvig is a skilled football player.
The word 'ludvigs' indicates possession of the book by Ludvig, formed by adding the genitive 's'.
Jag köpte Ludvigs bok igår.
I bought Ludvig's book yesterday.
Here, 'ludvig' as a proper noun shows whom the action (visit) is directed towards.