Firth

• As an English and Scottish surname, from Old English fyrhþe (“forest”).
• As a Scottish surname, from Firth in Orkney, itself from Old Norse fjǫrðr (“firth”).
• As a Welsh surname, from ffrith, itself borrowed from the first sense.

Firth (countable and uncountable, plural Firths)

1. A surname.
2. A city and town in Idaho.
3. A village in Nebraska.
4. A small village in north-east Mainland, Shetland Islands council area, Scotland (OS grid ref HU4473).

• Hanks, Patrick, editor (2003), “Firth”, in Dictionary of American Family Names, volume 1, New York City: Oxford University Press, →ISBN, page 577.

• Frith, frith