Movann is a lake at the northern end of the village of Sørbråten in Maridalen valley in Nordmarka, a forested part of Oslo, Norway.

[1] The lake is named after the old farm Mo (Norse Mór) in Nittedal.

The name of the farm is identical with the word mór m 'moor, heath'.

[2] The name Movann is Bokmål, one of the two official written standards of Norwegian.

The name and form of the railway station, Movatn, is Nynorsk.