Pelayo was the son of Froila Aznares but his mother is unknown. The date and place of his birth have not been found.
He died after 1032. The place is not known.
His wife was Aldonza Ordóñez de las Asturias. They were married, but the date and place have not been found. Their seven known children were Pelayo II Peláez (?-<1095), Jimena (?-?), Teresa (?-?), María (?-?), Ordoño (?-?), Munio (?-?) and Pedro (?-?).
| Event | Date | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|
| Death | AFT 1032 |
|