When your parents misspell the more commonly used name
Ludvig. Ludvik is usually spelled wrong by the majority of people, and you will eventually stop giving a fuck about how your name is spelled. When trying to pronounce the name in english, it usually sounds like someone trying to speak Belarusian, with a bad Italian accent. Your nickname will most definitely be
Ludde.
That beeing said, the name Ludvik is given to people with a above average sized dick, huge intellect and a killer Soundcloud career. The name is so powerful, that even Ninja from Fortnite respect it"