Most Helpful Girl
It sounds pretty serious. If he's ready to meet your parents and the rest of your family definitely bring him. Otherwise, wait. The only issue is that everyone at a wedding's either in a couple, or looking to get into one, so unless you plan on cheating it's gonna be a pretty boring wedding.
Most Helpful Guy
From what i can understand you don't want to go with him because it would mean like dating already which is not the case because you guys just started to get into a relationship and don't wanna go too fast. I'd say you should go with a friend that your family already knows.