Hans Loch (2 November 1898 in Cologne – 13 July 1960 in Berlin) was Chairman of the Liberal Democratic Party of Germany and Finance Minister of the German Democratic Republic.

From 1918 to 1923 he studied law at the Universities of Cologne and Bonn and then worked as a legal adviser and tax counsellor.

In 1945 Loch was a co-founder of the Liberal Democratic Party in the district of Gotha.

In 1951 he became party chairman, first jointly with Karl Hamann, and then alone, following the arrest of the latter in December 1952.

From 1949 he was a member of the (provisional) Volkskammer (People's Chamber), from 1950 Vice Chairman of the Council of Ministers and from 1954 a member of the Presidium of the National Council of the National Front.