Fíachna mac Báetáin

Historical king of Dál nAraide (one of the Cruthin kingdoms of Ulster); reigned late 6th-early 7th century CE; killed in battle at Cúil Cael 626 CE per the Irish annals. Husband of Caintigern, legal father of Mongán mac Fíachnai. Campaigned in Scotland alongside Áedán mac Gabráin of Dál Riata; the Compert Mongáin places the Manannán-Caintigern bargain during one such Scottish campaign.

Relations

• spouse: CaintigernCompert Mongáin (primary)
• foster parent: Mongán mac FíachnaiLegal/social father of Mongán per the dominant Compert Mongáin tradition where Manannán is the biological father. Mongán bears the patronymic mac Fíachnai in historical record. (A minority reading takes Fíachna as biological father; the dominant medieval literary tradition is Manannán-paternity.)Compert Mongáin; Annals of Tigernach; Annals of the Four Masters (primary)

Sources

• existence: Annals of Tigernach s.a. 626 (death record); Annals of Ulster s.a. 626; Annals of the Four Masters; Annals of Clonmacnoise; Compert Mongáin; campaigned alongside Áedán mac Gabráin of Dál Riata per multiple sources (primary)