Jan Michał Dziedziczak (born 3 August 1981 in Warsaw) is a Polish politician and political scientist, currently the minister in the Chancellery of the Prime Minister responsible for the Polish diaspora.

He was active in the student union organisation, and received scholarships from the Japanese government and the United Nations University.

He collaborated with broadcast television networks in Japan, Australia and New Zealand.

He was the Spokesperson for the Council of Ministers during the premiership of Kaczyński, in office from 14 July 2006 to 4 November 2007.

[1] On 19 December 2019 he received a ministerial appointment with the Chancellery of the Prime Minister, where he is in charge of issues pertaining to Poles and people of Polish heritage outside Poland.