Lucien Weissenburger (2 May 1860 – 24 February 1929) was a French architect.
Weissenburger was born and died in Nancy. He was one of the principal architects to work in the Art Nouveau style in Lorraine and was a member of the board of directors of the École de Nancy.
Some of Weissenburger's principal buildings include: Magasins Réunis (1890–1907; destroyed), Nancy Villa Jika, also known as the Villa Majorelle (1898–1902, in collaboration with Henri Sauvage), Nancy Imprimerie Royer (1899–1900), Nancy Maison Bergeret (1903-4), Nancy Villa Corbin (1904-9), Nancy (now the grounds of the Musée de l'École de Nancy) Immeuble Weissenburger (1904-6), Nancy Villa Henri-Emmanuel Lang (1906), Nancy Maison Chardot (1907), Nancy Theater of Lunéville (1908) Exposition Internationale de l'Est de la France (1909), Nancy: Maison des Magasins Réunis Pavillon du Gaz [Gas Pavilion] Brasserie Excelsior and Hotel Angleterre (1911), Nancy Magasins Vaxelaire, Pignot, and Cie (1913), Nancy