List of Famous people named Constantin

Constantin Guirma was a Burkinabé prelate of the Roman Catholic Church.

Constantin Freiherr von Economo was an Austrian psychiatrist and neurologist of Romanian origin and Greek descent. He is mostly known for his discovery of encephalitis lethargica and his atlas of cytoarchitectonics of the cerebral cortex.

Constantin Carathéodory was a Greek mathematician who spent most of his professional career in Germany. He made significant contributions to real and complex analysis, the calculus of variations, and measure theory. He also created an axiomatic formulation of thermodynamics.

Constantin Ion Parhon was a Romanian neuropsychiatrist, endocrinologist and politician. He was the first head of state of the Romanian People's Republic from 1947 to 1952. Parhon was President of the Physicians and Naturalists Society in Iași, hospital director, professor, and director of medical institutes.

Lauritz Carl Constantin Philipsen is credited as one of the founders of the Cinema of Denmark.

Constantin Rădulescu-Motru was a Romanian philosopher, psychologist, sociologist, logician, academic, dramatist, as well as left- nationalist politician.. A member of the Romanian Academy after 1923, he was its vice president in 1935–1938, 1941–1944, and its president between 1938 and 1941.

Constantin Dăscălescu was a Romanian communist politician who served as Prime Minister of Romania during the communist rule of Nicolae Ceaușescu until the Romanian Revolution.