Skip to content

Bernays family

A Jewish family of German origin whose descendants became prominent in scholarship, medicine, public service, literature, mathematics, politics, and public relations across Europe, North America, and Australia.

Last updated August 25, 2026

AI crawler reads

No AI crawler has read this profile since Oct 28, 2026.

Overview

The Bernays family is a Jewish family dynasty whose documented recent origins lie in Groß-Gerau in Hesse, Germany. Its early patriarch was Rabbi Beer Neustädtel, also known as Baer Lazarus. Two of his sons, Isaac Bernays, born in 1742, and Jacob Bernays, born in 1747, established separate branches that later spread through Germany, the United Kingdom, the United States, Australia, and other parts of Europe. The surname Bernays became established during the period of French occupation in the Mainz region in the early nineteenth century. Under the Code of Napoleon, families were required to register a fixed and identifiable family name. The family adopted Bernays in place of earlier forms associated with Beer or Baer. The legal and social changes of the period also expanded Jewish access to education and universities, creating opportunities for later generations to enter professional and academic life. The descendants of Isaac Bernays, particularly through Lucian Henry Bernays and Klemenz Bernays, included physicians, surgeons, journalists, authors, engineers, public officials, and members of the armed forces. Members of this branch migrated or worked in Germany, France, the United States, and Australia. Notable figures connected with it include the American suffragette, writer, and lecturer Thekla M. Bernays; the St. Louis surgeon Augustus Charles Bernays; the Marxist journalist Karl Ludwig Bernays; and several Australian public servants, writers, and military personnel. The branch descended from Jacob Bernays produced a particularly influential group of scholars and professionals. Isaac Bernays, born in 1792, was a German rabbi. His children included Jakob Bernays, a classical and Hebrew scholar associated with the University of Breslau and the University of Bonn; Michael Bernays, a literary historian who held university appointments in Bonn, Leipzig, and Munich; and Berman Bernays. Berman's daughter Martha Bernays married Sigmund Freud in 1886, linking the family to the Freud family. Berman's wider descendants included Edward Bernays, the American public-relations practitioner often described as a founder or major early theorist of modern public relations, and the novelist Anne Bernays. Another descendant of Jacob Bernays was Adolphus Bernays, who became the first professor of German at King's College London. His descendants included Albert James Bernays, an English chemist, and Lewis Adolphus Bernays, an Australian public servant and agricultural writer. Later members of this line included Australian political author Charles Arrowsmith Bernays, British and Australian military figures, naval officers, physicians, and Robert Bernays, a British Liberal Member of Parliament. The family is therefore not a commercial brand or operating company. It is better understood as a genealogical and historical family network whose significance comes from the achievements and public roles of individual members. Its identity spans several generations and countries, with recurring themes of scholarship, professional mobility, Jewish emancipation, migration, and participation in public institutions.

History

The Bernays family's recent documented origins are associated with Groß-Gerau in the German state of Hesse, where Rabbi Beer Neustädtel, also called Baer Lazarus, lived with his family. His sons Isaac Bernays, born in 1742, and Jacob Bernays, born in 1747, became the founders of two important family lines. The family name was formalized during the French occupation of the Mainz area in the early 1800s. The Code of Napoleon required families to register fixed surnames. In this context, the family adopted Bernays instead of earlier names connected with Beer or Baer. The change coincided with broader legal reforms that gave Jewish families greater civil opportunities, including improved access to universities. Isaac Bernays's descendants included Lucian Henry Bernays and Klemenz Bernays. Their children and grandchildren entered medicine, journalism, engineering, public administration, military service, and other professions. Some members remained in German territories, while others moved to France, the United States, Australia, and elsewhere. The American branch included medical practitioners, writers, and activists, including Thekla M. Bernays and surgeon Augustus Charles Bernays. Karl Ludwig Bernays became associated with Marxist journalism. Jacob Bernays's descendants included Isaac Bernays, a German rabbi whose children achieved distinction in scholarship and cultural institutions. Jakob Bernays became a classical and Hebrew scholar, taught at Breslau, helped establish the Jewish Theological Seminary in Breslau in 1854, and later served at the University of Bonn. Michael Bernays became a literary historian with academic appointments at Bonn, Leipzig, and Munich. Through Berman Bernays, the family became connected to Martha Bernays, who married Sigmund Freud in 1886, and to later descendants including Edward Bernays and novelist Anne Bernays. Jacob's other son Adolphus Bernays pursued an academic career in Britain and became the first professor of German at King's College London. His descendants included the chemist Albert James Bernays and the Australian public servant and agricultural writer Lewis Adolphus Bernays. This line also produced authors, naval officers, army officers, physicians, and politicians. Charles Arrowsmith Bernays wrote works on Queensland's political history, while Robert Bernays served as a Liberal member of the British Parliament before dying in an aircraft accident in 1945. The family's historical importance lies in the range of public contributions made by its members rather than in a shared commercial enterprise. Across several generations, Bernays descendants participated in the expansion of Jewish professional and educational life, the development of universities and scholarship, medical practice, public administration, political writing, military service, mathematics, and the emerging field of public relations.

  • 1886

    Martha Bernays marries Sigmund Freud

    [1]

    Martha Bernays, a descendant of the Bernays family through Berman Bernays, married Sigmund Freud.

  • 1868

    Appointment at the University of Bonn

    [1]

    Jakob Bernays became assistant professor and librarian at the University of Bonn.

  • 1854

    Jewish Theological Seminary connection

    [1]

    Jakob Bernays was involved in the founding of the Jewish Theological Seminary in Breslau.

  • 1849

    Jakob Bernays begins an academic career

    [1]

    Jakob Bernays became associated with the University of Breslau as a scholar of classical and Hebrew subjects.

  • 1800

    Adoption of the Bernays surname

    [1]

    During the French occupation of the Mainz region, the family registered Bernays as a fixed surname in place of earlier forms associated with Beer or Baer.

Sources1 sources

Cite this profile: Cite the canonical profile. /brand-wiki/bernays-family · Editorial policy · How profiles are compiled