- History Fontenay-le-Fleury:
- Fontenay name means "land of springs or fountains" (Latin fons).
- In the 12th century, the parish appears. Fontenay is then a hamlet. The church of Saint-Germain dates from this period. The building is close to a priory belonging to the Benedictine order.
- In the 13th century, the chapel of St. John, dedicated to St. John the Baptist is built on a natural outcrop 150 m above sea level, halfway between Bois d'Arcy and Fontenay, near a fortress that later became the hotel's stately Upper Fontenay.
- The "Fontenay old" has two faces: one grouped around the village church and the main street to the Place de la Croix Blanche, another "High-Fontenay ', on the slope of the plateau of Bois d'Arcy where the houses of lords, surrounded by walls in place.
- In the 16th century, the church of Saint-Germain is rebuilt. At this time, in 1529, we manufacture on site a bronze bell called Germaine weighing around 600 kg. Bell's oldest department, it is classified a historical monument.
- In the 17th century, Fontenay is included in the Grand Park, hunting estate of Louis XIV, thus promoting the expansion of large agricultural estates. The municipality has the privilege of being protected by the prospect of Versailles.
- In 1864 the railroad arrived in Fontenay with the construction of the Paris-Granville. A halt, ancestor of the present station was built in 1932.
- In 1937, Oscar Wilde, writer and theater, moved to Castle Ternay. In 1939 he married actress Genevieve Séréville. The marriage was celebrated at St-Germain de Fontenay.
- From 1955, began an intense urbanization with the construction of housing estates. Of 800 inhabitants at the end of World War II, the village becomes a city of 13,000 inhabitants in the 1970s.
