Adolphe Cohn (1851 – 1930) was a Franco-American educator, born in Paris.
He was graduated "bachelier ès lettres" from the University of Paris in 1868, and studied law, historical criticism, and philology at various institutions of higher learning in Paris, receiving the degrees of LL.B.
In March, 1882, Cohn was appointed tutor in French at Columbia College, and soon afterward made an instructor.
By a popular vote of the French residents of New York he was chosen to deliver the funeral oration on Gambetta in 1883 at Tammany Hall, and in 1885 was called from Cambridge, Massachusetts, for a similar purpose, upon the death of Victor Hugo.
In 1884 Cohn was made instructor in French at Harvard University.
From 1885 to 1891 he was assistant professor of French at the same institution, and during this time wrote much in French and English, especially for the Atlantic Monthly.
He became American correspondent of Le Temps in 1884, and continued to act as such until 1895.
While at Harvard he was temporary head of the French department in Wellesley College, and in 1888 and 1889 conducted a summer school of languages at Oswego, New York.
In 1891 Cohn was appointed Professor of the Romance Languages and Literatures in Columbia College.
He was president of the New York committee of L'Alliance Française from 1888 to 1902, and was made its honorary president.
In 1897 he was made a knight of the Crown of Italy, and in 1900 an Officier of the Legion of Honor.
He edited many French classics for educational purposes.