Dál nAraidi (sometimes Latinised as Dalaradia — which should not be confused with Dál Riata, Latinised as Dalriada) was a kingdom of the Cruthin in Northeast Ireland in the first millennium. The lands of the Dál nAraidi appear to correspond with those of the Robogdii in Ptolemy's Geography, a region shared with Dál Riata. Fiachu Araide was the eponymous founder of the Dál nAraidi.
It is doubtful whether the kingdom of the Dál nAraidi existed except as a loose confederation of small kingdoms until the 8th century, long after Cruthin kings had ceased to have any real control over the high kingship of Ulster.
Among the most important chieftains of the Dál nAraidi, most of whom predate the formation of a kingdom, are: