Frösön is a small island in the lake Storsjön

Storsjön

Storsjön is the fifth largest lake in Sweden, with an area of 464 km² and a greatest depth of 74 m. It is located in the province of Jämtland in modern Jämtland County. From Storsjön runs the river Indalsälven and the lake contains the major island Frösön...

 located west of the city Östersund

Östersund

Östersund is an urban area in Jämtland in the middle of Sweden. It is the seat of Östersund Municipality and the capital of Jämtland County. Östersund is located at the shores of Sweden's fifth largest lake, Storsjön, opposite the island Frösön, and is the only city in Jämtland. Östersund is the...

 in Jämtland

Jämtland

Jämtland or Jamtland is a historical province or landskap in the center of Sweden in northern Europe. It borders to Härjedalen and Medelpad in the south, Ångermanland in the east, Lapland in the north and Trøndelag and Norway in the west...

. For ages this island was the regional centre of Jämtland.

Frösön is the location of "Frösöstenen

Frösö Runestone

Frösöstenen is the northern-most raised runestone in the World and Jämtland's only runestone. It originally stood at the tip of ferry terminal on the sound between the island of Frösön and Östersund.On it is inscribed:...

", the northernmost runestone in the world, dating from 1030-1050 AD. Frösön was a separate köping

Köping

This article deals with the Swedish denomination for a market town. For the city, see Köping, Sweden. For the municipality, see Köping Municipality....

until 1974 but was merged with Östersund at that time.

The island is named after Freyr

Freyr

Freyr is one of the most important gods of Norse paganism. Freyr was highly associated with farming, weather and, as a phallic fertility god, Freyr "bestows peace and pleasure on mortals"...

, the Norse God of fecundity

Fecundity

Fecundity, derived from the word fecund, generally refers to the ability to reproduce. In demography, fecundity is the potential reproductive capacity of an individual or population. In biology, the definition is more equivalent to fertility, or the actual reproductive rate of an organism or...

 and love

Love

Love is an emotion of strong affection and personal attachment. In philosophical context, love is a virtue representing all of human kindness, compassion, and affection. Love is central to many religions, as in the Christian phrase, "God is love" or Agape in the Canonical gospels...

.

The Swedish composer Wilhelm Peterson-Berger

Wilhelm Peterson-Berger

Olof Wilhelm Peterson-Berger was a Swedish composer and music critic...

 had a summer house (and from 1930 a permanent home) on the island. In 1896 Peterson-Berger composed a set of piano pieces entitled Frösöblomster (Flowers of Frösön), and his opera Arnljot from 1910 is partly based on the runic inscriptions on Frösö Runestone.