There is no meaning of Chinese surname characters.

When used as a surname, no one generally thinks of the meaning of Wang (on a day-to-day basis). However, the meaning of the word 王is king, monarch, ruler, etc.

It's just the famliy name.

In fact it ‘s not easy for a foreigner to understand it.Wang as a surname is very historic. If you want to know more ,if possible ,we can chat leisurly about this topic in the future time. What do you think?