Many of the thirteen children of Daniel Itzig and Miriam Wulff, and their descendants and spouses, had significant impact on both

Jewish Jews ( he, יְהוּדִים, , ) or Jewish people are an ethnoreligious group and nation originating from the Israelites Israelite origins and kingdom: "The first act in the long drama of Jewish history is the age of the Israelites""The ...

and

German German(s) may refer to: * Germany (of or related to) **Germania (historical use) * Germans, citizens of Germany, people of German ancestry, or native speakers of the German language ** For citizens of Germany, see also German nationality law **Ger ...

social and cultural (especially musical) history. Notable ones are set out below.

Daniel Itzig (1723–1799)

Bella Itzig (1749–1824)

Married Levin Jacob Salomon. Their son Jakob Salomon (1774–1825) converted to

Christianity Christianity is an Abrahamic monotheistic religion based on the life and teachings of Jesus of Nazareth. It is the world's largest and most widespread religion with roughly 2.38 billion followers representing one-third of the global pop ...

and took the surname ''Bartholdy'', and was for a time Prussian consul in Italy. Their daughter Lea (1777–1842) married

Abraham Mendelssohn Abraham Ernst Mendelssohn Bartholdy (born Abraham Mendelssohn; 10 December 1776 – 19 November 1835) was a German banker and philanthropist. He was the father of Fanny Mendelssohn, Felix Mendelssohn, Rebecka Mendelssohn, and Paul Mendelssohn. E ...

(1776-1835; the son of

Moses Mendelssohn Moses Mendelssohn (6 September 1729 – 4 January 1786) was a German-Jewish philosopher and theologian. His writings and ideas on Jews and the Jewish religion and identity were a central element in the development of the ''Haskalah'', or 'Je ...

). Lea and Abraham's children were

Felix Mendelssohn Jakob Ludwig Felix Mendelssohn Bartholdy (3 February 18094 November 1847), born and widely known as Felix Mendelssohn, was a German composer, pianist, organist and conductor of the early Romantic period. Mendelssohn's compositions include sy ...

and

Fanny Mendelssohn Fanny Mendelssohn (14 November 1805 – 14 May 1847) was a German composer and pianist of the early Romantic era who was also known as Fanny (Cäcilie) Mendelssohn Bartholdy and, after her marriage, Fanny Hensel (as well as Fanny Mendelssohn He ...

. (Jakob persuaded Abraham Mendelssohn to adopt the Bartholdy surname.) It was Bella who, "unaware of Felix's baptism", gave a manuscript of Bach's ''

St. Matthew Passion The ''St Matthew Passion'' (german: Matthäus-Passion, links=-no), BWV 244, is a '' Passion'', a sacred oratorio written by Johann Sebastian Bach in 1727 for solo voices, double choir and double orchestra, with libretto by Picander. It sets ...

'' to her grandson Felix Mendelssohn in 1824.Jeffrey S. Sposato, ''The Price of Assimilation: Felix Mendelssohn and Nineteenth-Century Anti-Semitic Tradition'' (Oxford University Press, 2005), p. 39,

Isaac Daniel Itzig (1750–1806)

Founded with his brother-in-law

David Friedländer David Friedländer (sometimes spelled Friedlander; 16 December 1750, Königsberg – 25 December 1834, Berlin) was a German banker, writer and communal leader. Life Friedländer settled in Berlin in 1771. As the son-in-law of the rich banker D ...

the Jewish Free School in

Berlin Berlin ( , ) is the capital and largest city of Germany by both area and population. Its 3.7 million inhabitants make it the European Union's most populous city, according to population within city limits. One of Germany's sixteen constitue ...

in 1778, the first of its kind.

Susanna Itzig (1752–1814)

Married David Friedländer, joint founder of the Jewish Free School in Berlin, who employed Moses Mendelssohn in his silk factory, and founded the bank of 'Mendelssohn and Friedländer' with Moses's son, Joseph. Friedländer was a major force in the movement for Jewish religious reform.

Elias Itzig (b. 1755)

Elias was the father of the lawyer Julius Eduard Hitzig, butt of many gibes by

Heinrich Heine Christian Johann Heinrich Heine (; born Harry Heine; 13 December 1797 – 17 February 1856) was a German poet, writer and literary critic. He is best known outside Germany for his early lyric poetry, which was set to music in the form of '' Lied ...

, and of Henriette Itzig who married Nathan (Carl Theodore) Mendelssohn, son of Moses Mendelssohn.

Bonem Itzig (b. 1756)

Father of

Friedrich Hitzig Georg Friedrich Heinrich Hitzig (8 November 1811, in Berlin – 11 October 1881, in Berlin) was a German architect, born into the Jewish Itzig family, converted to Lutheranism. He was a student of Karl Friedrich Schinkel. After his diploma in ...

, architect of many 19th-century Berlin buildings, including the

Stock Exchange A stock exchange, securities exchange, or bourse is an exchange where stockbrokers and traders can buy and sell securities, such as shares of stock, bonds and other financial instruments. Stock exchanges may also provide facilities for th ...

built on the site of the Mendelssohn house.

Fanny (Feigele) Itzig (1758–1818)

Married the Viennese banker Baron Nathan Adam von Arnstein. They were both patrons and acquaintances of

Mozart Wolfgang Amadeus Mozart (27 January 17565 December 1791), baptised as Joannes Chrysostomus Wolfgangus Theophilus Mozart, was a prolific and influential composer of the Classical period (music), Classical period. Despite his short life, his ra ...

in Vienna. Their daughter, Baroness

Henriette von Pereira-Arnstein Henriette von Pereira-Arnstein (29 November 1780 – 13 May 1859) was an Austrian pianist and salon-holder. Life Henriette von Pereira-Arnstein was born in Berlin in 1780, daughter of the Viennese banker Nathan von Arnstein and his wife Fanny vo ...

, was a constant correspondent of her cousin, Felix Mendelssohn's mother Lea.

Caecilie (Zipperche) Itzig (1760–1836)

Married the Viennese banker Freiherr

Bernhard von Eskeles Bernhard, Knight and Baron von Eskeles (german: Bernhard ''Ritter und Freiherr von Eskeles'') (12 February 1753, Vienna – 7 August 1839, Hietzing (near Vienna, now Vienna)) was an Austrians, Austrian-Austrian Jews, Jewish banker/financier and C ...

, who joined his brother-in-law Arnstein (see above) in partnership. They were patrons of

and also of Ignaz Moscheles who gave piano lessons to Caecilie.

Sara(h) Itzig (1761–1854)

Married Solomon Levy. A talented keyboard player, she was the favourite pupil of

Wilhelm Friedemann Bach Wilhelm Friedemann Bach (22 November 17101 July 1784), the second child and eldest son of Johann Sebastian Bach and Maria Barbara Bach, was a German composer and performer. Despite his acknowledged genius as an organist, improviser and composer ...

and supported the widow of

Carl Philipp Emanuel Bach Carl Philipp Emanuel Bach (8 March 1714 – 14 December 1788), also formerly spelled Karl Philipp Emmanuel Bach, and commonly abbreviated C. P. E. Bach, was a German Classical period musician and composer, the fifth child and sec ...

. She performed the harpsichord part at the premiere of the Concerto for Fortepiano and Harpsichord by Carl Philipp Emanuel Bach, and probably commissioned the piece. She took a strong interest in the musical education of her grandnephew Felix Mendelssohn, recommending Zelter as his teacher. Her unique collection of Bach manuscripts was left to the Sing-Akademie zu Berlin, where she often performed in concerts.