Robert Haab (August 8, 1865 - October 15, 1939) was a Swiss politician.
He was elected to the Swiss Federal Council on December 13, 1917 and handed over office on December 31, 1929. He was affiliated to the Free Democratic Party.
During his office time he held the Department of Posts and Railways and was President of the Confederation twice in 1922 and 1929.
