1813 births

Pierre-Auguste Sarrus (March 14 or 15, 1813 – May 3, 1876) was a French musician and inventor.

Hermann Kurz (30 November 1813 – 10 October 1873) was a German poet and novelist.
He was born at Reutlingen. Having studied at the theological seminary at Maulbronn and at the University of Tübingen, he became assistant pastor at Ehningen. He then entered upon a literary career and lived in Stuttgart. In 1863 he was appointed university librarian at Tübingen, where he remained until his death.Kurz's collections of poems, Gedichte (1836) and Dichtungen (1839), were less successful than his historical novels, Schiller's Heimatjahre (1843) and Der Sonnenwirt (1854), and his excellent translations from English, Italian and Spanish. He also published a successful modern German version of Gottfried von Strassburg's Tristan and Iseult (1844). His collected works were published in ten volumes (Stuttgart, 1874).His daughter, Isolde Kurz, was also a poet.

Gérard Daniel Westendorp (8 March 1813, The Hague – 31 January 1869, Dendermonde) was a Dutch born, Belgian military physician and botanist.
He studied medicine at the Ecole de Médecine de Bruxelles, later working as a student-physician in Antwerp. Around 1834, he became a naturalized citizen of Belgium, subsequently serving as an assistant army and navy physician, later spending his career as a "regular doctor" in the Belgian army.As a botanist, he specialized in cryptogamic flora, being the co-publisher (with A.C.F. Wallays) of a cryptogamic exsiccatae series of Belgium. He also made significant contributions towards the "Prodromus Florae Batavae" project (1850-1866). In the field of zoology, he published a treatise on Bryozoa and sponges of Belgium.Westendorp's botanical specimens are preserved in the Jardin Botanique National de Belgique.

Marco Manuel Avellaneda (18 June 1813 – 3 October 1841) was the governor of Tucumán Province in Argentina, and father of the Argentine President Nicolás Avellaneda.
He was executed after an unsuccessful revolt against the Federal government, and his head was displayed on a pike.

Samuel Sarphati (31 January 1813 – 23 June 1866) was a Dutch physician and Amsterdam city planner.

Gaspard Adolphe Chatin (30 November 1813, Tullins – 13 January 1901) was a French physician, mycologist and botanist who was born in Tullins Isère, and died in Les Essarts-le-Roi. He was the first to prove that goiter was related to iodine deficiency.
He studied at the Faculté de Médecine in Paris and received his doctorate in May 1840. In 1841, he became Chief Pharmacist at the Beaujon Hospital in Paris, and in 1859 at the Hôtel-Dieu de Paris. He taught botany at the Ecole Superieure de Pharmacie, which he directed from 1874. In April 1886, there were student riots at the school, and his dismissal was demanded. He retired in August 1886 with the title of honorary director.
He was a member of the Académie Nationale de Médecine (1853) and the Académie des Sciences (1874). He was a member of the Société Botanique de France, which he led in 1862, 1878, 1886 and 1896. In 1878, he became an Officer of the Legion d'honneur.
He was the father of the botanist and zoologist Joannes Charles Melchior Chatin (1847–1912).

Maximilien Joseph Moll (14 October 1813 – 16 June 1849) was a German labour leader and revolutionary. He was a pioneer of the German labour movement and a figure in early German socialism. Moll was an early associate of Karl Marx.

Jean Servais Stas (21 August 1813 – 13 December 1891) was a Belgian analytical chemist who co-discovered the atomic weight of carbon.

Pierre Clément Eugène Pelletan (29 October 1813 – 13 December 1884) was a French writer, journalist and politician.
Born in Royan, Charente-Maritime, Eugène Pelletan was an associate of Lamartine, but refused an appointment to the office in the foreign affairs ministry. Elected deputy in 1863, he joined the opposition to the Second Empire regime. His bright and eloquent speeches won him fame as a brilliant orator. Re-elected in 1869, he protested against the war with Prussia and became a member of the Government of National Defense on 4 September 1870. From 31 January to 4 February 1871, Pelletan exercised the duties of public education minister, but he departed for Bordeaux on 6 February.
Elected to the National Assembly in February 1871, he approved the politics of Thiers and became vice-president of the Senate in 1879. In 1884, he was elected senator for life.
He was the father of Charles Camille Pelletan (1846–1915), French politician and journalist, and also had a daughter Denise Pelletan (d.1902).

Antoine-Joseph Yvon Villarceau (15 January 1813 – 23 December 1883) was a French astronomer, mathematician, and engineer.
He constructed an equatorial meridian-instrument and an isochronometric regulator for the Paris Observatory.
He wrote Mécanique Céleste. Expose des Méthodes de Wronski et Composantes des Forces Perturbatrices suivant les Axes Mobiles (Paris: Gauthier-Villars, 1881) and Sur l'établissement des arches de pont, envisagé au point de vue de la plus grande stabilité (Paris: Imprimerie Impériale, 1853).
He is the eponym of Villarceau circles, which are two circular sections of a torus other than the two trivial ones.
A short street in the 16th arrondissement of Paris is named after Villarceau.