Arichis 1 | Prosopography of the Byzantine Empire |
| Sex | M |
| Floruit | L VII |
| Ethnicity | Lombard |
| Locations | Beneventum (Campania) (residence); Beneventum (Campania) |
| Textual Sources | Paulus Diaconus, Historia Gentis Langobardorum, ed. L. Bethmann and G. Waitz, MGH, Scr. Rer. Lang., pp. 12-187; also in MGH, Scr. Rer. Ger. 48, pp. 49-242 (history) |
Arichis 1 was the son of Romoald 1 and Theuderada 1; brother of Grimoald 4 and Gisulf 1: Paul. Diac., Hist. Lang. V 25.
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