Allain Provost is a French landscape architect. His works include designs for the Parc Floral in the Bois de Vincennes, Paris,[1] Parc André Citroën in Paris,[2] the Jardin Diderot at La Défense,[3] La Courneuve Park (1972–2000) in Seine-Saint-Denis, Ile-de-France,[4] the Eurotunnel in Calais (1987),[5] the Technocentre Renault, Guyancourt (1992–2000), the reconstruction of the castle gardens of Villarceaux (1994–1999), and the Thames Barrier Park, London (1995–2000),[6] constructed in conjunction with London architectural firm Patel Taylor. He was a jury member on the Father Collins Park design competition in Dublin in 2003. He established the Groupe Signe in 1990 with another landscape architect Alain Cousseran.