This name it is of Anglo-Norman origin, and is a locational name. Chadwick in Lancashire and Worcestershire were recorded as "Chaddewyk" in the Coucher Book of Whalley Abbey (1180), and as "Cheddewic" in the 1182 Placenames of Worcestershire respectively. Chadwick may be composed from the Celtic “ceadda”, influenced by the Obscure Proto-Celtic and Welsh word "*katus / cad", meaning “warrior, battle leader" plus the Old Norse “vík”, meaning “a small creek”. Chad (Old English: Ceadda) was a prominent 7th century Anglo-Saxon churchman, who became abbot of several monasteries, Bishop of the Northumbrians and subsequently Bishop of the Mercians and Lindsey People.