Charles-Auguste, Prince of Viennois

Charles-Auguste Philip Louis is the eldest son of King Louis IV and his wife Queen Helene of Anjou.

Charles-Auguste Emmanuel was born the eldest son of the then, Charles, Duc du Valentinois and his new wife Helene of _. As the great-grandson of an Angers sovereign, Charles-Auguste was styled from birth as "His Serene Highness" and given use of the title "Duc de Massy" as the heir apparent to the Duchy of Valentinois.

Charles was named for the sake of tradition, as it is customary for the first born son of the Valentinois branch of the House of Toulouse to be named Charles and Auguste after the first Roman Emperor.

Charles-Auguste grew up at the family's estate _. His father already had a daughter from his first marriage, Anne-Marie of Valentinois.

The death of Prince Philip of Montpensier

Charles-Auguste's father became the heir to the throne, once The Duke of Montpensier renounced his rights to succeed to the throne. Charle's

Charles-Auguste now became "His Royal Highness The Crown Prince of Anjou"

Marriage
Charles-Auguste married Maria Josepha Antonia of (GERMAN COUNTRY). Together the couple would have six children together, including:

Crown Prince Charles Ferdinand of Anjou

Queen Henrietta of Thebes

King Henri VI of Anjou

Princess Anne-Francoise of Anjou

Prince Henri of Anjou

Prince Philippe of Anjou

Death
Charles-Auguste Cheteau de Beaureilles

Charles-Auguste died _. His oldest son, Charles Ferdinand, became the heir apparent to his father's throne and styled as the new Crown Prince of Anjou.