Lucien Lagrange (born 1940 in France) is an architect and a former partner at Skidmore, Owings & Merrill, who founded his own firm, named Lucien Lagrange Architects in 1985. The studio is a representative of New Urbanism and New Classical Architecture. Lagrange is a French-born architect who came to Chicago, Illinois after studying at McGill University. He currently lives in a Louis Sullivan designed Lincoln Park community area house. As an architect, he is inspired by Louis Sullivan and Auguste Perret.