You're onto a winner with this name, that's especially perfect for any dark-haired boy. Nigel, a name of Celtic origin, comes from the name Niall, meaning "champion." It also has roots in the Latin word niger, which means "dark." The name Niall travelled across Europe for some time, becoming Njal in Scandinavia, then the Latin and Old French Nigellus in Normandy, and finally Nigel in England. It has a classic feel that'll prove to be perfect if baby is an old soul.