Łopienno is a village in the administrative district of Gmina Mieleszyn, within Gniezno County, Greater Poland Voivodeship, in west-central Poland.
Łopienno obtained town status in 1519, but it was downgraded in 1888.Robert Krzysztofik, Lokacje miejskie na obszarze Polski. Dokumentacja geograficzno-historyczna, Katowice 2007, s. 48-49.
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