Walter Hauser (1 May 1837 – 22 October 1902) was a Swiss politician. He was a member of the Swiss Federal Council from 1888 to 1902.
He was elected to the Federal Council on 13 December 1888 and died in office on 22 October 1902. He was a member of the Free Democratic Party of Switzerland.
During his office time he held the following departments:
Ryser, Emil (1931). Zur Erinnerung an unsere lieben Eltern (Bundesrat Walter Hauser, 1837-1902, Sophie Hauser, geb. Wiedemann, 1845-1931) (in German). Bern: Büchler & Co.