Ingerid Swendsdatter of Denmark (also spelt Ingrid; 11th century – after 1093) was a Danish princess who became Queen of Norway as the spouse of King Olaf III of Norway.Norske dronninger fra 900-tallet til vår tid (Store norske leksikon)
Ingerid Swensdatter was the daughter of King Sweyn II of Denmark. It is not known which one of her father's wives and concubines was the mother of Ingerid.Ingerid Svendsdatter – utdypning (Store norske leksikon)
She seems to have retired to private life as a widow and there is nothing to indicate that she played any political part after the death of her spouse.
Ancestry
Notes Olav 3 Haraldsson Kyrre (Store norske leksikon)Ingerid, Dronning af Norge
References Alf Henrikson (1989): Dansk historia . Sven Rosborn (1997): När hände vad i Nordens historia .