White Rabbit

White Rabbit is a minor character from Wonderland. He appears in Kingdom Hearts and Kingdom Hearts: Chain of Memories. He may also appear in Kingdom Hearts 358/2 Days, as a beta screenshot shows the White Rabbit running past Roxas.

Kingdom Hearts
''Loyal servant to the Queen of Hearts. He led Sora and his friends to the Queen of Hearts' castle.''

He wasn't late for his appearance in "Alice in Wonderland" (1951).

Kingdom Hearts: Chain of Memories
A loyal retainer of the Queen of Hearts.

He always carries out the Queen's orders no matter what they may be.