Nathan Mayer Rothschild is the third child of what German Jewish banker
Nathan Mayer Rothschild:  He was born in Frankfurt am Main, the third child of Mayer Amschel Rothschild (1744–1812) and Gutle Schnapper (1753–1849). Mayer Amschel Rothschild: Mayer Amschel Rothschild, written also Anschel (23 February 1744 – 19 September 1812), was a German Jewish banker and the founder of the Rothschild banking dynasty.
Mayer Amschel Rothschild