States and territories established in the 1520s

Friesland ( ; ; official ), historically and traditionally known as Frisia (), is a province of the Netherlands located in the country's northern part. It is situated west of Groningen, northwest of Drenthe and Overijssel, north of Flevoland, northeast of North Holland, and south of the Wadden Sea. As of January 2023, the province had a population of about 660,000, and a total area of .

European polity