Saint Ailerán | |
|---|---|
| Residence | Ireland |
| Died | 29 December 664 |
| Feast | 29 December |
| Major works | Ancestry of Our Lord Jesus Christ |
Ailerán, also known as Ailerán Sapiens (Ailerán the Wise) was an Irish scholar and saint who died on 29 December 664 or 665. His feast day is 29 December.