Groszki  () is a village in the administrative district of Gmina Rybno, within Działdowo County, Warmian-Masurian Voivodeship, in northern Poland. It lies approximately  north-east of Rybno,  north-west of Działdowo, and  south-west of the regional capital Olsztyn.

The village has a population of 118.

The village was ceded to Poland after the East Prussian plebiscite in 1920.

References

Groszki