Faílbe Flann mac Áedo Duib
| Faílbe Flann mac Áedo Duib | |
|---|---|
| King of Munster | |
| Reign | c. 628 – 639 |
| Predecessor | Cathal mac Áedo |
| Successor | Cúán mac Amalgado |
| Died | 639 |
| Issue | Colgú mac Faílbe Flaind (died 678) |
Faílbe Flann mac Áedo Duib (died 639) was a King of Munster from the Eóganacht Chaisil branch of the Eoganachta. He succeeded Cathal mac Áedo Flaind Chathrach of the Glendamnach branch in 628. He was the younger brother of a previous king Fíngen mac Áedo Duib (d. 618). His sobriquet Flann meant "blood-red".