Harri Lumi (born 7 February 1933) is an Estonian former Communist politician who was the last chairman of the Executive Committee of Tallinn from December 1984 to January 1990.

Lumi graduated from Tallinn's 17th Secondary School in 1952 and, in 1957, graduated from the Faculty of Civil Engineering of the Tallinn University of Technology with a degree in engineering.

[1] In 1979, Lumi was appointed as the first deputy chairman of the RSN Executive Committee in Tallinn, where he worked until 1983.

After the regaining of independence of Estonia, he was the Construction Director of the joint venture Estkompexim from 1990 to 1992, and from 1992 to 1995 he was the Deputy Head of the Industrial Construction Trust, a state-owned joint-stock company.

In 1994, he was one of the founders of the joint stock company Parmeron and still holds some ownership.