Oswald Sigg (born 1944 in Zürich) is a Swiss journalist.
In August 2005, he was elected Vice-Chancellor of Switzerland and Spokesman of the government of Switzerland, the Swiss Federal Council.
Sigg studied sociology and economics in St. Gallen, Paris and Berne.
He also worked as editor-in-chief for the Swiss Telegraphic Agency (1988-1990) and spokesman for the management of the Swiss Broadcasting Corporation between 1991 and 1997.
[3] After beginning his political career with the BGB (the future Swiss People's Party), he is a member of the Social Democratic Party since 1973.