Gustave ÃÂmile Joseph Lhopiteau (also L'hopiteau; ; 26 April 1860 – 3 October 1941) was a French politician who served as Keeper of the Seals, Minister of Justice from 1920 to 1921 under Prime Ministers Alexandre Millerand and Georges Leygues. A Radical, he represented Eure-et-Loir in both houses of the French Parliament.
Lhopiteau started his political career in 1892 as general councillor of the canton of Maintenon, a position he held until 1922. He was president of the General Council of Eure-et-Loir from 1907 to 1920.