Heiki Valk (born 7 May 1959, in Tartu) is an Estonianarchaeologist. He is a senior research fellow and head of archaeological laboratory at the University of Tartu specializing in Estonia in the Middle Ages. From 23 January 2008, he has been Chairman of the Estonian Learned Society and was its secretary from 1993 to 1996.
He graduated from the University of Tartu of History in 1983. He has produced a thesis entitled "Rural cemeteries of Southern Estonia 1225-1800 AD" (2001). He has also served as Scientific Secretary of the Archaeology of Tartu from 1992 to 1999.
He is a recipient of the President's Award in the field of folklore. (1994)