In 2005, Olivier Henno created the surprise in a by-election where he managed to place former UMP deputy and former minister Marc-Philippe Daubresse in a difficult runoff.
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He was re-elected mayor of Saint-André-lez-Lille in 2008 with over 65% of the votes in the first round against a UMP and PS list.
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A member of the Union for French Democracy (UDF), he was elected mayor of Saint-André-lez-Lille in 2001 with almost 52% of the vote, as well as general councillor and a member of the Urban Community of Lille Métropole.
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Running again in the Nord's 4th constituency during the French legislative election, 2007, he did not manage to create another surprise and placed third in the first round with 18.09%, behind the Socialist candidate (21.49%) and far behind Marc-Philippe Daubresse (46.77%).
Laurence Olivier | Olivier Messiaen | Olivier Mosset | Olivier Latry | Olivier Assayas | Olivier Dahan | Juste Olivier | Olivier Ramaré | Olivier Ducastel | Olivier Blanchard | Luc-Olivier Merson | Laurence Olivier Award | Olivier Strebelle | Olivier Rolin | Olivier Philippaerts | Olivier Peslier | Olivier Perrault | Olivier Jardé | Olivier Heim | Olivier Giroud | Olivier Dacourt | Olivier Cotte | Olivier Besancenot | Olivier | Lioré et Olivier LeO 45 | Jean-Pierre Olivier de Sardan | Guillaume-Antoine Olivier | Art Olivier | Wynand Olivier | The Olivier Giscard d'Estaing Library at KIMEP |