|Dr. Ernst Bruno Victor Ziehm|
|2nd President of the Free City of Danzig Senate|
10 January 1931 – 20 June 1933
|Preceded by||Heinrich Sahm|
|Succeeded by||Hermann Rauschning|
|Born||1 May 1867
Damerau, West Prussia, Kingdom of Prussia, now Dąbrowa Chełmińska, Poland
|Died||7 July 1962 (aged 95)
Lübeck, Federal Republic of Germany
|Political party||German National People's Party|
Dr. Ernst Ziehm (1 May 1867 – 7 July 1962) was a Danzig based German politician from the conservative German National People's Party and President of the Senate of the Free City of Danzig from 1931 to 1933.
In 1914 he became administrator in Danzig. From 1931 to 1933 he served as President of the Senate of the Free City of Danzig (head of state). Then he was replaced by Hermann Rauschning, as Nazis seized control over city-state's government.
Ziehm died in Lübeck in 1962.