Chełmiński may refer to:

Jan Chełmiński (1851–1925), a Polish historical painter

Locality in Poland Radzyń Chełmiński, a town in Grudziądz County Dorposz Chełmiński, a village in Gmina Chełmno within Chełmno County Powiat Chełmiński, the Polish language toponym for the Chełmno County