Boarnsterhim was a municipality in the northern Netherlands. On 1 January 2014, the municipality was dissolved and its territory was split between four other municipalities: De Friese Meren, which was established that day, Leeuwarden, Heerenveen and Súdwest-Fryslân.

De Fryske Marren is a municipality of Friesland in the northern Netherlands. It was established 1 January 2014 and consists of the former municipalities of Gaasterlân-Sleat, Lemsterland, Skarsterlân and parts of Boarnsterhim, all four of which were dissolved on the same day. The municipality is located in the province of Friesland, in the north of the Netherlands, and has a population of 51,778 and a combined area of 559.93 km2 (216.19 sq mi).