Frisia (disambiguation)

Frisia is a coastal region in northwest Europe.

Frisia may also refer to:
 * Kingdom of Frisia, a medieval kingdom between 600 and 734
 * Duchy of Frisia, a feudal domain within the German Kingdom
 * Tota Frisia or Seven Frisian Sea-lands
 * Seignory of Frisia, a federal state of the Netherlands between 1524 and 1795
 * Friesland, a province of the Netherlands
 * Donato Frisia (1883–1953), an Italian painter
 * Frisia Museum or Scheringa Museum of Realist Art, a former museum in the Netherlands
 * Frisia Tree or Robinia pseudoacacia, a species of the tree genus Robinia