Gwiździny, Nowe Miasto County

Gwiździny is a village in the administrative district of Gmina Nowe Miasto Lubawskie, within Nowe Miasto County, Warmian-Masurian Voivodeship, in northern Poland. It lies approximately 6 km south-east of Mszanowo (the gmina seat), 6 km south-east of Nowe Miasto Lubawskie, and 71 km south-west of the regional capital Olsztyn.

During the Second World War it was the site of the Gwisdyn subcamp of the Nazi Stutthof concentration camp.