A brigand or bandit; someone who commits brigandage or highway robbery.
From brigand (from Old Italian brigante) + -er (agent suffix). This creates a noun for the person committing brigandage.
Briganders were often the subjects of folk heroics—Robin Hood tales celebrate briganders who robbed the rich, creating a cultural mythology around outlaws that persists in modern stories.
Complete word intelligence in one call. Free tier — 50 lookups/day.