Olszewo Węgorzewskie (, from 1938 to 1945 Kanitz) is a village in the administrative district of Gmina Budry, within Węgorzewo County, Warmian-Masurian Voivodeship, in northern Poland, close to the border with the Kaliningrad Oblast of Russia. It is located in Masuria.

Olszewo was founded in 1562 by Maciej Olszewski.

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