1873 births

Theodoor Hendrik van de Velde (12 February 1873, Leeuwarden – 27 April 1937 near Locarno in a plane crash) was a Dutch physician and gynæcologist who served as director at the Gynæcological Institute in Haarlem.

Jo Bauer-Stumpff (5 September 1873 – 19 December 1964) was a Dutch painter.
Bauer-Stumpff was born in Amsterdam and trained at the Rijksakademie van beeldende kunsten there, where she studied under August Allebé. Her father William Stumpff was director-general at the Royal Dutch theatre. She was a member of Arti et Amicitiae (where she won a medal in 1952) and the Hollandse Aquarellisten Kring and is considered one of the Amsterdamse Joffers.In 1902 she married the painter Marius Bauer. The couple lived in Villa Stamboel in Aerdenhout and lived in Amsterdam from 1916. They made trips abroad to the Dutch East Indies and Egypt. She stopped painting almost altogether after marriage and cared for her husband. The marriage was childless. After his death, she became more active as an artist again. She is known for still lifes and portraits. Her pupils were Ans van den Berg, Frederik Henderik de Meester, and Hillegonda Henriëtte Tellekamp.Bauer-Stumpff died in Amsterdam.

Lucien Sophie Albert Marie von Römer (23 August 1873 – 23 December 1965) was a Dutch physician, botanist and writer. He often wrote about homosexuality, and argued that it was an innate characteristic. He practiced medicine in the Dutch East Indies (later Indonesia) in his later life. His views parallel those of psychiatrist Sigmund Freud on this topic.

Charles Pérez (19 May 1873 in Bordeaux – 22 September 1952 in Paris) was a French zoologist best known for his research of marine invertebrates and insects. His father, Jean Pérez (1833-1914), was a zoology professor at Bordeaux, and his father's sister was married to Belgian malacologist Paul Pelseneer (1863-1945).
From 1898 to 1902, he was an agrégé préparateur of zoology at the École Normale Supérieure, obtaining his doctorate of sciences in 1902. Afterwards, he worked as a lecturer to the faculty of sciences in Bordeaux, where in 1904, he was appointed professor of zoology and animal physiology. In 1909 he returned to Paris, where he eventually became an associate professor at the Sorbonne.In 1919 he was named adjoint-director of the zoological station at Wimereux, and in 1921 became director of the laboratory at Roscoff. From 1921 onward, he was a professor of zoology at the Sorbonne. He was a member of several learned sciences, including the Académie des sciences (1935–52) and the Société zoologique de France (president 1924).

Pierre Nolf (Ypres, 26 July 1873 – Brussels, 14 September 1953) was a Belgian scientist and politician.
In 1940, he was nominated for the Nobel Prize for Physiology or Medicine, but the prize was not granted that year. In 1940 he received the Francqui Prize for Biological and Medical Sciences.

Emmanuel de Martonne (French pronunciation: [ɛmanɥɛl də maʁtɔn], 1 April 1873 – 24 July 1955) was a French geographer. He participated in the Paris Peace Conference.

Léon Alexandre Guillet (11 July 1873 – 9 May 1946) was a French metallurgist who studied the properties of metal alloys and developed martensitic and austenitic stainless steels. He served as a professor of metallurgy at the École Centrale Paris where he was a director from 1923 and played a key role in putting materials research on a scientific footing.
Guillet was born in Saint Nazaire (Loire Atlantique) and in 1894 he went to the school of art and manufacture where he met Henri Le Chatelier who guided him. His doctoral thesis was on aluminium alloys and the work was done at Dion-Bouton and at Le Chatelier's laboratory in the Ecole des Mines. He then became a consultant at Dion-Bouton and worked with several companies. In 1906 he went to teach metallurgy and became a full professor in 1908 and worked there until 1942 while also consulting in the industry. In 1923 he became director of the school of arts and manufacture where he brought major changes including a foundation in scientific theories in engineering. During World War I he was involved in the design and manufacture of artillery shells. During World War II, in 1939, he was again put in charge of naval artillery at the Ruelle Foundry in Angoulême as honorary artillery lieutenant-colonel. Guillet published his major metallurgical works including Traité de métallurgie génerale (1922), Les méthodes d'étude des alliages métalliques (1923), and Trempe, recuit, revenue (2 volumes, 1928–1931). He examined steels made with nickel, manganese, chromium, tungsten, as well as copper and aluminium alloys. He examined the heat treatment of alloys.Guillet was elected to the Academy of Sciences in 1925, proposed by Le Chatelier. Guillet married Marie Béatrice Edwidge Soulier in 1898 and they had a daughter and a son, Léon Pierre Adolphe Guillet (1908–1991), who also became a metallurgist.

Joseph Louis Irenée Jean Abadie (15 December 1873, Tarbes – 1934) was a French neurologist who is remembered for naming Abadie's symptom.

Paul Aubriot (30 July 1873 - 16 February 1959) was a French politician.
Aubriot was born in Paris. He originally joined the Revolutionary Socialist Workers' Party (POSR), which merged into the French Socialist Party (PSF) in 1902. The PSF in turn merged into the French Section of the Workers' International (SFIO) in 1905. Aubriot represented the SFIO in the Chamber of Deputies from 1910 to 1919 and the French Socialist Party (PSF) from 1919 to 1928.

Jean-Joseph Renaud (16 January 1873 – 7 December 1953) was a French épée and foil fencer. He competed at the 1900 Summer Olympics.He was also a prolific journalist, author and playwright whose books La Défense dans la rue (Self Defence in the Street - 1912) and L'Escrime (Fencing - 1911) are recognised as an important contribution to early 20th century literature on those subjects. He was a proponent of the field of honor, saying: "From every point of view dueling is beneficent." He refereed many duels (including ones involving Clemenceau and Leon Blum) and fought at least 15 himself (being a fencing master, all but 4 were fought with pistols; he was victorious in all of them).