List of Famous people named Johann

Johann Christian Fiedler was a German portrait painter. Some sources give his year of death as 1768.

Johann Rahn was a Swiss mathematician who is credited with the first use of the division sign, ÷ and the therefore sign, ∴. The symbols were used in Teutsche Algebra, published in 1659. John Pell collaborated with Rahn in this book, which contains an example of the Pell equation. It is uncertain whether Rahn or Pell was responsible for introducing the symbols.

John Miller (1715–c.1792), also known as Johann Sebastian Müller, was a German engraver and botanist active in London. Born in Nuremberg, he trained under Johann Christoph Weigel and came to England in 1744 with his brother Tobias–an engraver of architecture–and lived there the rest of his life. He worked with Philip Miller of Chelsea Physic Garden. He signed his early works J. S. Müller or J. S. Miller, but after 1760 used the signature of John Miller. His works included a 20-part series Illustratio Systematis Sexualis Linnaei, which helped popularize the work of Carl Linnaeus to English readers. He also produced collaborative works such as Botanical Tables (1785), with John Stuart, 3rd Earl of Bute. Furthermore, he painted landscapes, which, as well as some of his engravings, he exhibited with the Society of Arts and at the Royal Academy from 1762 to 1788. He was twice married, and had in all twenty-seven children: two of his sons, John Frederick Miller and James Müller or Miller, also became known as illustrators. The standard author abbreviation J.S.Muell. is used to indicate this person as the author when citing a botanical name.

Johann Caspar Bluntschli was a Swiss jurist and politician. Together with fellow liberals Francis Lieber and Édouard René de Laboulaye, he developed one of the first codes of international law and war.

Johann Gottfried Rosenberg was a German-Danish architect working in the Rococo style.

Johann Christoph Pepusch, also known as John Christopher Pepusch and Dr Pepusch, was a German-born composer. He spent most of his working life in England.

Johann Anton Leisewitz was a German lawyer and dramatic poet, and a central figure of the Sturm und Drang era. He is best known for his play Julius of Taranto (1776), that inspired Friedrich Schiller and is considered the forerunner of Schiller's quintessential Sturm und Drang work The Robbers (1781).

Johann Geiler von Kaysersberg was a priest, considered one of the greatest of the popular preachers of the 15th century.