"10":{"mascot_id":10,"name":"Herbert P Bear","title":"Esquire","gift_id":0,"ids":
As you can see, Herbert's name will be: "Herbert P Bear Esquire" on Club Penguin. Here are possible rumours of what he will look like in the game:
Credit to Club Penguin Exclusives for the image.
We don't know for sure, I guess only time will tell. If he does happen to come to Club Penguin, we already have a Herbert Tracker.