Georges-André Chevallaz (February 7, 1915 - September 8, 2002) was a Swiss historian and politician.
Mayor of Lausanne since 1957, he was elected to the Federal Council of Switzerland on December 5, 1973 and handed over office on December 31, 1983. He was affiliated to the Free Democratic Party of Switzerland. During his office time he held the following departments:
- Federal Department of Finance (1974 - 1979)
- Federal Department of Defence; Federal Military Department (1980- 1983)
Predecessor: Nello CelioWorks
Successor: Jean-Pascal Delamuraz