Friedrich Traugott Wahlen (April 10, 1899 - November 7, 1985), Swiss politician.
He was elected to the Federal Council of Switzerland on December 11, 1958 and handed over office on December 31, 1965. He was affiliated to the Swiss People's Party. During his office time he held the following departments:
- Department of Justice and Police (1959)
- Department of Economic Affairs (1960)
- Political Department (1961)
- Department of Economic Affairs (1961)
- Political Department (1962 - 1965)
Predecessor: Markus Feldmann
Successor: Rudolf Gnägi