Jacob Jordan was a merchant and Seigneur of the seigneury of Terrebonne, which he purchased in 1784.

David Starr Jordan was born on January 19, 1851, in Gainesville, New York.

He was an educator and ichthyologist. He was inspired by Louis Agassiz to pursue his studies in ichthyology and graduated from Cornell University in 1872 with a master's degree in botany. Jordan initially taught natural history courses at several small Midwestern colleges and secondary schools. In 1875, he obtained a medical degree, M.D., from Indiana Medical College. He became a Professor of Zoology at the Indiana University Bloomington in 1879. In 1885, he was named the nation's youngest president of Indiana University and in 1891, he was offered the presidency of Leland Stanford Junior University, which was about to open in California. He served Stanford as president until 1913 and then chancellor until his retirement in 1916, promoting science education and Darwinian natural selection. He served as the president of the National Education Association and was a member of the Bohemian Club and the University Club in San Francisco. Jordan served as a director of the Sierra Club (1892-1903), president of the World Peace Foundation (1910-1914), and president of the World Peace Conference in 1915. In 1928, he served on the initial board of trustees of the Human Betterment Foundation, a eugenics organization that advocated compulsory sterilization legislation in the U.S. In retirement, he remained active, writing on ichthyology, world relations, peace, and his autobiography.

In 1875, he married Susan Bowan (1845–1885), and in 1887, he married Jessie L. Knight (1866–1952). He died on September 19, 1931, in Stanford, California.

Canadian artist, born Mézières, France, died Montreal, Quebec.

Robert Thomas Jones was born on October 1, 1819, in Woolwich, Kent, England.

He was an English geologist, paleontologist, and author. While at a private school in Ilminster, he became interested in geology because of the abundant fossils found in the Lias quarries. He was apprenticed as a surgeon from 1835 to 1842 and worked as a medical assistant from 1842 to 1850. From 1850 to 1862, he served as assistant secretary, curator, and librarian to the Geological Society of London. In 1862, he became Professor of Geology at the Royal Military College, Sandhurst. He also served as Professor of Geology at the nearby Staff College, Camberley, a post he held until retirement in 1882. As a specialist in microfossils, he became the highest authority in Britain on the Foraminifera and Entomostraca. In 1864, he founded the Geological Magazine with Dr. Henry Woodward of the British Museum's Geological Department. Jones was elected a Fellow of the Royal Society in 1872 and was awarded the Lyell Medal by the Geological Society in 1890. For many years he was especially interested in the geology of South Africa. He was the author and editor of several monographs on fossils and also published numerous articles in many geological journals.

He was married twice; firstly, to Mary, daughter of William Harris of Charing, Kent, and secondly to Charlotte Ashburnham, daughter of Archibald Archer. He died on April 13, 1911, in Chesham Bois, Buckinghamshire, England.