People from Saint-Germain-en-Laye

François Achille Longet (25 May 1811 – 20 April 1871) was a French anatomist and physiologist who was a native of Saint Germain-en-Laye, Yvelines.
He was a student of François Magendie (1783–1855), and a pioneer in the field of experimental physiology. In 1853 he attained the chair of physiology of the Faculté de Médecine in Paris. One of his better known students was German physiologist Moritz Schiff (1823–1896).
Longet is remembered for extensive research of the autonomic nervous system, and physiological experiments of the anterior and posterior columns of the spinal cord in regards to sensory and motor functionality. Also, he is credited with providing a detailed comprehensive description of nerve innervation of the larynx. With Jean Pierre Flourens (1794–1867), he performed pioneer experiments on the effects of ether and chloroform on the central nervous system in laboratory animals.

Thierry Gilardi (26 July 1958 – 25 March 2008) was a French football commentator.

Olivier Georges Alain (3 August 1918 – 28 February 1994) was a French organist, pianist, musicologist and composer.

Isabelle Morizet (formerly Karen Cheryl on 19 July 1955) is a French singer, actress, radio and television presenter.

Robert Demachy (1859–1936) was a prominent French Pictorial photographer of the late 19th and early 20th century. He is best known for his intensely manipulated prints that display a distinct painterly quality.

Jordy Claude Daniel Lemoine (born 14 January 1988), known as Jordy, is a French singer and musician. He was known for his hit single "Dur dur d'être bébé!" when he was four years old.
He was born in Saint-Germain-en-Laye, Yvelines. He is the son of music producer Claude Lemoine, who was involved with the Rockets from 1976 to 1992.

Jean Albert Gaudry (16 September 1827 – 27 November 1908) was a French geologist and palaeontologist. He was born at St Germain-en-Laye, and was educated at the Catholic Collège Stanislas de Paris. He was a notable proponent of theistic evolution.

Christian Fouchet (French pronunciation: [kʁistjɑ̃ fuʃɛ]; 17 November 1911 – 11 August 1974) was a French politician.