King Amoeba is Princess Tulsa and Prince Callous' father and the husband of Queen Mildew. He is Patrick and Gary's great great grandfather. He is also Maw Tucket and Carl's grandfather He appeared in the Episode: Rule of Dumb on a family tree. He was the King of Bikini Bottom. He was a part of Gary and Patrick's family.
- His species is an Amoeba.
- He hasn't had an actual appearance in any episode, since he is an ancestor.