Oudemans Crater Central Peak, Mars
Oudemans is a surname. Notable people with the surname include: * Anthonie Cornelis Oudemans (1858–1943), Dutch zoologist, son of Jean * Corneille Antoine Jean Abram Oudemans (1825–1906), Dutch botanist and physician * Jean Abraham Chrétien Oudemans (1827–1906), Dutch astronomer ** Oudemans (crater) Oudemans is a crater on Mars, approximately 90 kilometers in diameter, named after Dutch astronomer Jean Abraham Chrétien Oudemans (1827–1906). Description Oudemans crater is an example of very pristine morphology since small features in ...

Anthonie Cornelis Oudemans
Anthonie (Antoon) Cornelis Oudemans Jzn (November 12, 1858 – January 14, 1943) was a Dutch zoologist. Although he was a specialist in acarology, the study of the ticks and mites, he was often best known for his books on sea monsters and the dodo. Born in Batavia, Dutch East Indies, he was the son of the noted Dutch astronomer Jean Abraham Chrétien Oudemans and the grandson of the Dutch educator, poet and philologist Anthonie Cornelis Oudemans Sr., after whom he was named. He often used the patronymic "Jzn" (for ''Jeanzoon'') in his publications. A cousin was the entomologist J.T. Oudemans. He was educated at Arnhem and went to the University of Utrecht. He wrote his dissertation on ribbon worms, and in 1885 was appointed director of the Royal Zoological Gardens at The Hague. Oudemans worked on the acari and comprehensively reviewed all literature until 1850 in a series of articles titled ''Kritisch historisch Overzicht der Acarologie''. He described numerous species not only ...
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Corneille Antoine Jean Abram Oudemans
Corneille Antoine Jean Abram Oudemans or Cornelis Antoon Jan Abraham Oudemans (7 December 1825 – 29 August 1906) was a Dutch botanist and physician who specialized in fungal systematics. Oudemans was born in Amsterdam, the oldest of seven children of his namesake teacher father and Jacoba Adriana Hammecker. A younger brother, Jean Abraham Chrétien became an astronomer and a nephew, Anthonie Cornelis, became a zoologist. Oudemans went to school in Weltevreden, Java, where his father taught and moved back to Amsterdam for classical studies. He then went to the University of Leiden where he received a medical degree in 1847. He travelled to Europe but he had to return due to the March Revolution. He became a lecturer in '' materia medica'' at Rotterdam where he also practiced medicine. He went to teach medicine at the Athenaeum of Amsterdam in 1859 and when it became a university in 1877 he was made rector magnificus. He became interested in the fungi and began to catalogue an ...
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Jean Abraham Chrétien Oudemans
Jean Abraham Chrétien Oudemans (Amsterdam, 16 December 1827 – Utrecht, 14 December 1906) was a Dutch astronomer. He was the director of the Utrecht Observatory from 1875 until 1898, when he retired. Oudemans was born in Amsterdam, son of the poet, teacher and philologist Anthonie Oudemans Sr. and Jacoba Adriana Hammecker. He entered Leiden University when he was just 16 as a student of the noted astronomer Frederik Kaiser. He became a high school teacher in Leiden when he was just 19 (1846). The next six years he worked on his dissertation on the determination of the latitude of Leiden. Next he studied asteroids and variable stars, meanwhile hoping for an academic appointment. In 1855 he became member of the Royal Netherlands Academy of Arts and Sciences. He married Pauline Adriana Verdam (the daughter of a well-known mathematics professor Gideon Jan Verdam ) in 1856. In the same year he was appointed a professor at Utrecht University and became the first director of it ...
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