They can legally change their name before 18, in merkkka anyway. But yea its harder as a minor, and outside of last name changed for marriage its a lot of beaurocratic bs, ie time and money. I dont mean to counter your point, its a valid point. But for any Jackleneighs or whatever the fuck whod rather be Jackies, or Jackies whod rather be James, its possible sooner than 18. Again it be easier to wait tho...