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

Jewish Jews (, , ), or the Jewish people, are an ethnoreligious group and nation, originating from the Israelites of History of ancient Israel and Judah, ancient Israel and Judah. They also traditionally adhere to Judaism. Jewish ethnicity, rel ...

and

German German(s) may refer to: * Germany, the country of the Germans and German things **Germania (Roman era) * Germans, citizens of Germany, people of German ancestry, or native speakers of the German language ** For citizenship in Germany, see also Ge ...

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, which states that Jesus in Christianity, Jesus is the Son of God (Christianity), Son of God and Resurrection of Jesus, rose from the dead after his Crucifixion of Jesus, crucifixion, whose ...

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 Jewish banker and philanthropist. He was the father of Fanny Mendelssohn, Felix Mendelssohn, Rebecka Mendelssohn, and Paul Mendel ...

(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 'J ...

). Lea and Abraham's children were

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

and

Fanny Mendelssohn Fanny Mendelssohn (14 November 1805 – 14 May 1847) was a German composer and pianist of the early Romantic era who was known as Fanny Hensel after her marriage. Her compositions include a string quartet, a piano trio, a piano quartet, an or ...

(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'' 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 the Jewish Free School in

Berlin Berlin ( ; ) is the Capital of Germany, capital and largest city of Germany, by both area and List of cities in Germany by population, population. With 3.7 million inhabitants, it has the List of cities in the European Union by population withi ...

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 Julius Eduard Hitzig, born ''Isaac Elias Itzig'' (26 March 1780 – 26 November 1849), was a German author and civil servant. Born into the wealthy and influential Jewish Itzig family, he was a Prussian civil servant between 1799 and 1806, bec ...

, butt of many gibes by

Heinrich Heine Christian Johann Heinrich Heine (; ; born Harry Heine; 13 December 1797 – 17 February 1856) was an outstanding poet, writer, and literary criticism, literary critic of 19th-century German Romanticism. He is best known outside Germany for his ...

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

Bonem Itzig (b. 1756)

Father of Friedrich Hitzig, 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 ...

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 both

Mozart Wolfgang Amadeus Mozart (27 January 1756 – 5 December 1791) was a prolific and influential composer of the Classical period (music), Classical period. Despite his short life, his rapid pace of composition and proficiency from an early age ...

and

Beethoven Ludwig van Beethoven (baptised 17 December 177026 March 1827) was a German composer and pianist. He is one of the most revered figures in the history of Western music; his works rank among the most performed of the classical music repertoire ...

in Vienna. Their daughter, Baroness Henriette von Pereira-Arnstein, 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, who joined his brother-in-law Arnstein (see above) in partnership. They were patrons of

and also of

Ignaz Moscheles Isaac Ignaz Moscheles (; 23 May 179410 March 1870) was a Bohemian piano virtuoso and composer. He was based initially in London and later at Leipzig, where he joined his friend and sometime pupil Felix Mendelssohn as professor of piano in the Co ...

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) was a German composer, organist and harpsichordist. He was the second child and eldest son of Johann Sebastian Bach and Maria Barbara Bach. Despite his acknowledged genius as an improviser ...

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 composer and musician of the Baroque and Classical period. He was the fifth ch ...

. 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 The Sing-Akademie zu Berlin, also known as the Berliner Singakademie, is a musical (originally choral) society founded in Berlin in 1791 by Carl Friedrich Christian Fasch, harpsichordist to the court of Prussia, on the model of the 18th-centu ...

, where she often performed in concerts.

Julius Eduard Hitzig (1780-1849)