KK can be short for any name that starts with a k for example katja Katie and most others kk is usually a Nerd that is trying to improve there behavior and start being popular but by asking there friends to correct them they are very annoying so there friends leave them
Kk is also a way to say ok to others. If it is a name there parents pick a lazy name. Kk is also use to said "ok ok cool". ALSO IF THIS A NAME KK IS COOL AND BETTER THAN MILLY!
