House of Olaf

The runestone DR 4 raised after Sigtrygg by his mother.

The House of Olaf was a dynasty which ruled Denmark in the late 9th century and early 10th century.

• Olof the Brash
• Gyrd and Gnupa
• Sigtrygg Gnupasson

The existence of Gnupa and Sigtrygg is confirmed by the two Sigtrygg Runestones.