Gustave Umbdenstock (24 December 1866, Colmar - 16 November 1940, Paris) was a French architect most familiar for his railway stations.
From 1885, he was a student of Julien Guadet at the École des Beaux-Arts; receiving his diploma in architecture in 1893, and becoming an assistant professor there in 1894.
[1] Drawing on his work there, he was named Chief Architect for the construction of the "Palais de France" at the Louisiana Purchase Exposition (1904) in St. Louis.
Two of his best known students were Paul Metz and Étienne de Kalbermatten [fr][2] In 1903, he wrote a textbook for their classes (Cours d'architecture, Gauthier-Villars et Cie).
In 1935, he succeeded Henri-Paul Nénot (deceased) in Seat #5 at the Académie des Beaux-Arts, architecture section.