Kalle Grünthal (born 24 February 1960 in Türi) is an Estonian politician. He has been a member of the XIV Riigikogu.
From 2001 to 2004 he studied law at the University of Tartu.
Between 2002 and 2005 he was a member of Paide City Council.
From 2017 to 2023 he was a member of the Estonian Conservative People's Party.
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