Helvig may refer to:
Helvig of Holstein (c. 1260 c. 1324), Queen consort of Magnus Ladulås of Sweden Hedvig of Holstein (; 1398–1436), duchess of Schleswig, mother of King Christian I of Denmark Helvig of Schleswig (died 1374), Danish queen consort
People with the surname Amalia von Helvig (1776–1831), German-Swedish artist and writer Christoph Helvig (1581–1617), German chronologist and historian
See also Helwig Hellwig