#1Claire Voisin
born 1962French mathematician (born 1962)
Each edition grades its towns against each other only.
Most widely known is Claire Voisin, the French mathematician, with articles in 31 languages. More than half were born between 1914 and 1969, 5 in all. The list runs from Edith Galia, born in 1907, to Claire Voisin, born in 1962. For every 10,000 residents there are 3.7 on the list, well above the typical Val-d'Oise town’s 1.3.
Scientists and doctors take two of the three places.
#1French mathematician (born 1962)
#2French actress (1923–2008)
French professor of Sanskrit and comparative grammar (1921–2007)
No decade has more births than the 1920s, at 2.
Each dot is a person, stacked by the decade they were born.
Share of Saint-Leu-la-Forêt’s famous people in each field.
The usual town: the share across everyone listed in French towns. Tap a field to see its people.
A further 3 follow, born between 1907 and 1952.


No one matches both filters.
The most names next door are in Ermont: 34.
Ermont · 2 miAlice Taglioni & 33 more
Eaubonne · 2 miSébastien Lecornu & 11 moreJLBeauchamp · 2 miJean Ledoux & 3 more
Le Plessis-Bouchard · 1 miStéphanie Frappart & 2 moreJDTaverny · 1 miJoffre Dumazedier & 2 moreCSMontlignon · 2 miClovis Sagot & 1 more
Franconville · 2 miMaurice Dupuis & 1 moreJPBessancourt · 2 miJean-Jacques Philipp & 1 moreClaire Voisin (French mathematician (born 1962)) is the best known by our measure: 31 Wikipedia and sister-site articles in different languages. Next come Marcelle Derrien and Colette Caillat.
6 people born in Saint-Leu-la-Forêt have a French Wikipedia article that confirms the town as their birthplace (and an English one that agrees, when there is one).
Among its famous people, scientists and doctors: 2 of the 6. That is 33% of the town’s list, against 7% across French towns.
Edith Galia, born in 1907. The youngest on the list was born in 1962.
People whose Wikidata birthplace is Saint-Leu-la-Forêt itself, matched by its INSEE code (a commune merged into it counts when the dates allow), whose French Wikipedia article agrees, and their English article too when they have one. A hospital or neighbourhood recorded without its commune isn’t matched. People who only lived here, adult performers and people known mainly for crimes aren’t listed.
Their Wikidata birthplace may be a hospital, a neighbourhood or a wider area, another commune, or missing, or their articles may not name a birthplace. We only list people the sources agree on; editing Wikidata or Wikipedia changes this page at the next refresh.
From Wikidata (CC0: birthplaces, descriptions, years, occupations, how many Wikipedia and sister-site articles cover each person) and French and English Wikipedia (each person’s articles confirm the birthplace; linked, not quoted). Birthplaces are matched to the commune by INSEE code and its history of mergers (INSEE COG 2026). Ranked by the number of articles. Fields are read from Wikidata’s description and occupations. “The usual town”: everyone listed across French towns. Portraits: each person’s Wikidata image, from Wikimedia Commons under the license below (our copy, resized).
Contains public sector information under the Licence Ouverte / Open Licence 2.0 (Etalab): INSEE, DGFiP, the Interior Ministry’s statistics service (SSMSI), the Ministry of Education (DEPP), the Health Ministry’s statistics service (DREES) and the Housing Ministry (Carte des loyers). Commune boundaries: IGN Admin Express.