Fruela I of Asturias died in 768.
Fruela II of León died in 924.
There was no Alfonso the First of Spain. There was an Alfonso I of Portugal (1109-1185), an Alfonso I of Asturias (739-757), and an Alfonso I of Aragon (1104-1134). Alfonso I of Asturias was succeeded by his son Fruela I. He also had a son named Vimerano .
Fruela II of León was born in 875.
Silo of Asturias died in 783.
Mauregatus of Asturias died in 789.
Favila of Asturias died in 739.
Pelagius of Asturias died in 737.
Aurelius of Asturias died in 774.
Alfonso I of Asturias died in 757.
Ramiro I of Asturias died in 850.
Ordoño I of Asturias died in 866.
Alfonso II of Asturias died in 842.