Unlike most previous court factors, Rothschild managed to bequeath his wealth and established an international banking family through his five sons, who established themselves in London, Paris, Frankfurt, Vienna, and Naples.
I modsætning til de fleste tidligere hofjøder formåede Rothschild at testamentere sin formue, og der er etableret en international bankfamilie gennem hans fem sønner, der slog sig ned i London, Paris, Frankfurt, Wien og Napoli.