Many people know that John McCain is survived by seven children in addition to his wife Cindy. However, not everyone realizes he also left behind his supercentenarian mother. At 106, Roberta McCain was aware of her son's recently announced decision to withdraw treatment for a deadly form of brain cancer, per People. While McCain was frequently known by the nickname "The Maverick," Mrs. McCain preferred to think of her headstrong and outspoken son as more of a "scamp," according to MarketWatch. Click to read more on what McCain's loved ones had to say about his passing and what he said he wants etched on his gravestone. (More John McCain stories.)