1868 births

Camille Delezenne (10 June 1868 – 7 July 1932) was a French physician and biologist born in Genech, a town in the department of Nord.
He studied medicine in Lille, obtaining his hospital internship in 1890. In 1892 he supported his doctorate with a dissertation on parapneumonic pleurisy. Afterwards he undertook experiments on blood circulation at the Wertheimer laboratory in Lille. During this time period, he also served as mayor of Genech (1893–95).
In 1896 he was appointed associate professor of physiology at the University of Montpellier. At Edouard Hédon's laboratory he conducted systematic investigations of blood coagulation in vertebrates, demonstrating the hepatic origin of antithrombin and describing the blood coagulation system of birds.
In 1900 he relocated to Paris, where he worked as a lecturer in the laboratory of physiological chemistry at the École des hautes etudes. With assistance from Emile Duclaux (1840–1904) and Elie Metchnikoff (1845–1916), he was appointed head of the physiology laboratory at the Pasteur Institute, where his primary focus was research of enzymes, venoms and toxins. In 1902 he demonstrated a link between the action of enterokinase in mobilizing pancreatic digestive enzymes and the phenomena of hemolysis. He also showed that certain microbial cultures, snake venoms, and some plants and poisonous mushrooms have diastases that act on the pancreatic juice in the same way as does enterokinase.
In 1902 Delezenne became a member of the Société de biologie, in 1903 he was co-founder of the Bulletin de l'Institut Pasteur with Amédée Borrel (1867–1936), Félix Mesnil (1868–1938), Gabriel Bertrand (1867–1962), Alexandre Besredka (1870–1940) and Auguste-Charles Marie (1864–1935), and in 1910 became a professor at the Pasteur Institute. In 1912 he was elected as a member of the Académie Nationale de Médecine, and in 1929 became a member of the Assemblée de l'Institut Pasteur.

Maurice Jules Gaston Corneille Caullery (5 September 1868, Bergues – 13 July 1958, Paris) was a French biologist.

Jean Alexandre Louis Promio (9 July 1868 – 24 December 1926) was a French film photographer and director. He is mentioned as a pioneer in film and was the director for Sweden's first Newsreel. The newsreel was shown for King Oscar II:s arrival at the General Art and Industrial Exposition on 15 May 1897.

Alexandre Promio came from an Italian family that moved to France and resided in Lyon. During his time as an assistant to an optician in Lyon, he witnessed the first presentation of the medium of moving pictures cinematograph. Promio was interested in the art of photography, and in March 1896 left his work at the optician to start working for Auguste and Louis Lumière. After just some time at the work he became the boss for the film unit and got the responsibility for the education of the first cinematograph-operators.His first assignment was to present and marketing of the new media worldwide. Promio visited several cities between April 1896 and September 1897. The first trip went to Madrid where he demonstrated the moving pictures on 13 May 1896 On 7 July he did a film demonstration for the Tsar Nikolaj II of Russia and the empress of Saint Petersburg, after that he visited England, Germany and Hungary. In September 1896, he arrived in the US, and filmed the first films of Chicago. In Italy he on 25 October 1896 filmed the city of Venice from a Gondola. The film had its premiere on 13 December 1897 in Lyon under the title of Panorama du Grand Canal vu d'un bateau which shows the short trip of Canal Grande. It was most likely the world's first moving film, also the first being filmed by a moving camera.After 1898 he did not do anymore travels and resided permanently in Lyon France where he continued to be an employee of Lumière. In 1907 he filmed for Pathé and between 1914 and 1915 he was a soldier in the first world war. After his duty in the war he became a still photographer and film photographer to the Algerian government, there he created 3000 photographs and 38 documentary films. He returned to France sick and resided in Asnières-sur-Seine near Paris. He died in his home on Christmas eve 1926. His death however was not announced until four months after.

Aaltje Noordewier–Reddingius (née Reddingius; 1 September 1868, Deurne – 6 April 1949) was a Dutch classical soprano who had an active performance career in the concert repertoire from 1888 through the 1930s. She was also a celebrated voice teacher.From 1886 to 1890, she studied at the Conservatorium van Amsterdam. In 1893, she married painter Michiel Noordewier. She was a mentor to singers such as Aafje Heynis, Erna Spoorenberg and Laurens Bogtman.

Albertus (Albert) Antonie Nijland (30 October 1868 – 18 August 1936) was a Dutch astronomer. He was professor of astronomy at the Rijksuniversiteit Utrecht, and served as director of the Sterrewacht Sonnenborgh (now the Sterrekundig Instituut) of the university.
Nijland was born in Utrecht. In 1901 he participated in a Dutch solar eclipse expedition to Karang Sago, Sumatra.
He was noted for his observations of variable stars, and published a number of papers on the subject in Astronomische Nachrichten, and elsewhere, from 1917 until 1936. He proposed naming variable stars in each constellation using a simple numbering system beginning with V1, V2, ... and so forth. However the double-letter system starting with RR was already in
widespread use. As a result, variable stars after QZ were numbered according to Nijland's system beginning with V335.
In 1923 Nijland became member of the Royal Netherlands Academy of Arts and Sciences.The crater Nijland on the Moon is named after him.

Guadalupe Gracia García-Cumplido (December 12, 1881 – March 31, 1948) was a Mexican military surgeon with the rank General Brigadier Médico Cirujano (Brigadier General MC).

Baron Adolph de Meyer (1 September 1868 – 6 January 1946) was a photographer famed for his photographic portraits in the early 20th century, many of which depicted celebrities such as Mary Pickford, Rita Lydig, Luisa Casati, Billie Burke, Irene Castle, John Barrymore, Lillian Gish, Ruth St. Denis, King George V, and Queen Mary. He was also the first official fashion photographer for the American magazine Vogue, appointed to that position in 1913.

Ioan Alexandru Brătescu-Voinești (January 1, 1868 – December 14, 1946) was a Romanian short story writer and politician. The scion of a minor aristocratic family from Târgoviște, he studied law and, as a young man, drew close to the Junimea circle and its patron Titu Maiorescu. He began publishing fiction as an adolescent, and put out his first book of stories in 1903; his work centered on the fading provincial milieu dominated by old class structures. Meanwhile, after a break with Maiorescu, he drew toward Viața Românească and Garabet Ibrăileanu. In 1907, Brătescu-Voinești entered the Romanian parliament, where he would serve for over three decades while his written output declined. In his later years, he became an outspoken anti-Semite and fascist, a stance that, following his country's defeat in World War II, gave way to anti-communism near the end of his life.

Hugues Delorme (10 April 1868 – 20 May 1942) was a French poet, comedian, playwright and journalist.

Andrés Molina Enríquez (November 30, 1868, Jilotepec de Abasolo, State of Mexico – 1940) was a Mexican revolutionary intellectual, author of The Great National Problems (1909) which drew on his experiences as a notary and Justice of the Peace in Mexico State. He is considered the intellectual father of the land reform movement in modern Mexico embodied in Article 27 of the Constitution of 1917, and for reasserting the principle of national sovereignty with regard to ownership of land and resources on a liberal positivist basis. He has been called "the Rousseau of the Mexican Revolution."