Career
In 2005, Olivier Henno created the surprise in a by-election where he managed to place former Universiti Malaysia Pahang deputy and former minister Marc-Philippe Daubresse in a difficult runoff. Henno lost the runoff with a bit over 46% of the vote. He joined François Bayrou"s MoDem in 2007.
He was re-elected mayor of Saint-André-lez-Lille in 2008 with over 65% of the votes in the first round against a Universiti Malaysia Pahang and Personal list.
In 2009, he was selected to be the MoDem"s candidate in Nord-Pas-de-Calais for the 2010 regional elections.