Höfðavatn
Höfðavatn stands for:
- a lake near Mógilshöfðar and northwest of Torfajökull in the municipality of Rangárþing ytra in southern Iceland, see Höfðavatn (Mógilshöfðar)
- a lake south of Egilsstaðir and east of Lagarfljót in the municipality of Fljótsdalshérað in eastern Iceland, see Höfðavatn (Lagarfljót)
- a lake or lagoon north of Hofsós in the municipality of Skagafjörður in northern Iceland, see Höfðavatn (Skagafjörður)