King Gradlon ("the Great") of Brittany
Gradlon, known as "the Great", was born about 0365 in Brittany.  He died about 0434 in Brittany.

 Tigridia ingen Calpurnius of Ireland
Tigridia was born about 0365 in Eire.

 Prince Gwidol ap Gradlon of Domnonee
Gwidol was born about 0359 in Domnonee, Bretagne, France .

 King Salomon I of Brittany
Salomon was born about 0390 in Brittany.  He died about 0446.