Claim: Charles, Prince of Wales is the son of a monarch.
Evidence: Charles , Prince of Wales -LRB- Charles Philip Arthur George ; born 14 November 1948 -RRB- is the eldest child and heir apparent of Queen Elizabeth II.
She is the world 's oldest reigning monarch as well as Britain 's longest-lived.
In 2015 , she surpassed the reign of her great-great-grandmother , Queen Victoria , to become the longest-reigning British monarch and the longest-reigning queen regnant and female head of state in world history.
In October 2016 , she became the longest currently reigning monarch and head of state following the death of King Bhumibol Adulyadej of Thailand.