King Olav III Kyrre "The Quiet" Haraldsson of Norway
- Born: Abt 1048, Norway
- Marriage (1): Thora Ragnvaldsdottir about 1072 in Norway
- Marriage (2): Ingerid Svendsdatter about 1080
- Died: 22 Sep 1093, Hakeby, Tanum, Bohuslan, Sweden about age 45
- Buried: 1093, Trondheim, Sør-Trøndelag, Norway
King Olav III Kyrre was Eric & Evan Obrock's 28th great-grandfather.
Olav III Haraldsson Kyrre (d.1093), nicknamed Olav the Quiet or Olav the Peaceful was the king of Norway from 1067 until his death in 1093. During his reign the nation maintianed a rare extended period of peace. He also strengthened the Norwegian church.
A son of King Harald III Hårdråde, Olav took part in Viking invasion of England and fought in the Battle of Stamford Bridge. He survived the battle in which his father was killed, and his life was spared by Harold II of England.
He shared the kingdom with his brother Magnus II until the latter's death in 1069, after which the country enjoyed a period of peace. A feature of his reign was the increasing importance of the towns including Bergen. King Olav III founded Bergen and Stavanger.
Olav married Thora Ragnvaldsdottir, daughter of Ragnvald II Brusesson and Felicia of Normandy, about 1072 in Norway. (Thora Ragnvaldsdottir was born about 1030 in Norway.)
Olav next married Ingerid Svendsdatter, daughter of Svein II Estridsson King Of Denmark and Rannveig Tordsdatter, about 1080. (Ingerid Svendsdatter was born about 1050.)