Question. Context: Corbett is an English-language surname. It is derived from the Anglo-Norman French, Middle English, and Old French corbet, which is a diminutive of corb, meaning "raven". The surname probably originated from a nickname referring to someone with dark hair or a dark complexion like a raven's. The surname was brought to England from Normandy, and spread to ( cotland in the 12th century, and into northern Ireland in the 17th century. Early instances of the name are Corbet in Shropshire, recorded in Domesday Book in 1086; Corbet in Shropshire, recorded in the Assize Rolls of Worcestershire in 1158; and le Corbet in Oxfordshire, recorded in the Eynsham Cartulary in 1323. Variations of the surname include: Corbet, and Corbitt. Corbett is sometimes an Anglicised form of the Irish surnames Ó Corbáin and Ó Coirbín, which mean "descendant of Corbán" and "descendant of Coirbín", respectively.

Question: where does the last name corbett come from?
Answer. the Anglo - Norman French , Middle English , and Old French corbet , which is a diminutive of corb , meaning `` raven ''
What step-by-step reasoning justifies that answer?
Reasoning: To answer this question, we should know that: It is derived from the Anglo-Norman French, Middle English, and Old French corbet, which is a diminutive of corb, meaning "raven".