Petty-King(Later King) Jon “The Fat” (10 dez 1090 ano – 10 maio 1124 ano)

Descrição:

Jon, son of Duke Codac, became the first King of House Cerneu by taking half of Wales and forming the Kingdom of Wales(later renamed Cornwall). He also brought Cornwall to Brittany and tackled two of the three major houses in Brittany, taking a county off each.

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