Nyborg (pronounced : Newbury) is a locality situated in Kalix Municipality, Norrbotten County, Sweden with 833 inhabitants in 2010.

[1] Their bandy club is called Nyborgs SK.

Nyborg was originally the name of a now disfunct saw mill, but has become used for the two villages Ytterbyn and Målsön which are so close together that they count as one locality.