Where does the surname Child come from?

Answer 1

1. nickname from Middle English child 'child', 'infant' (Old English cild), in various possible applications. The word is found in Old English as a byname, and in Middle English as a widely used affectionate term of address. It was also used as a term of status for a young man of noble birth, although the exact meaning is not clear; in the 13th and 14th centuries it was a technical term used of a young noble awaiting elevation to the knighthood. In other cases it may have been applied as a byname to a youth considerably younger than his brothers or to one who was a minor on the death of his father.
2. possibly a topographic name from Old English cielde'spring (water)', a rare word derived from c(e)ald'cold'.

Answer 2

The surname Child is of English origin, derived from the Old English word "cild," meaning child or youth. It may have been used as a nickname for someone who was young or immature.