List of senators of Seine-et-Oise
Following is a List of senators of Seine-et-Oise, people who have represented the former department of Seine-et-Oise in the Senate of France. The department was dissolved in 1968, with most of its territory becoming the new departments of Essonne, Yvelines and Val-d'Oise.
Third Republic
- Charles Gilbert-Boucher (1876–1886)
- Léon Say (1876–1889)
- Ernest Feray (1876–1891)
- Hippolyte Maze (1886–1891)
- Louis Journault (1886–1892)
- Paul Decauville (1890–1900)
- Paul Maret (1891–1906)
- Ernest Hamel (1892–1898)
- Alphonse Chodron de Courcel (1892–1919)
- Frédéric Bonnefille (1898–1909)
- Louis Legrand (1900–1909)
- Arsène Collet (1907)
- Henri Poirson (1907–1923)
- Camille Ferdinand Dreyfus (1909–1915)
- Émile Aimond (1909–1917)
- Hugues Le Roux (1920–1925)
- Maurice Guesnier (1920–1927)
- Georges Berthoulat (1920–1930)
- Honoré Cornudet des Chaumettes (1924–1936)
- Louis Amiard (1926–1935)
- Georges Leredu (1927–1936)
- Louis Muret (1930–1936)
- Paul Brasseau (1936–1940)
- Maurice Dormann (1936–1940)
- Gaston Henry-Haye (1936–1940)
- Charles Reibel (1936–1940)
Fourth Republic
- Alain Poher (1946–1948 et de 1952–1959)
- Serge Lefranc (1946–1948)
- Pierre Pujol (1946–1952)
- Marie Roche (1946–1952)
- Jacqueline Thome-Patenôtre (1946–1959)
- Antoine Demusois (1948–1951)
- André Diethelm (1948–1951)
- Gabriel Bolifraud (1948–1952)
- Pierre Loison (1948–1952)
- Louis Namy (1951–1959)
- Xavier Pidoux de La Maduère (1951–1959)
- Antoine Boutonnat (1952–1958)
- Pierre Commin (1952–1958)
- Roger Lachèvre (1952–1959)
- René Boudet (1958–1959)
- Auguste Chrétienne (1958–1959)
Fifth Republic
Senators served one term under the French Fifth Republic, from 1959 to 1968, after which the department was dissolved.