Rognvald I EYSTEINSSON 
Rognvald I was born in 0810. Rognvald I's father was Eystein Glumra 'The Noisy' IVARSSON, Jarl of the Uplands and his mother was Ascrida RAGNVALDSDOTTIR. He was an only child. He died about 0894.
They had a son named Rollo 'The Granger'.
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Children
Rollo 'The Granger' ROGNVALDSSON, Duke of Noramndy
Rollo 'The Granger' was born in 0870 in Maer, Nord-Trondealg, Norway. He died at the age of 62 in 0932 in Notre Dame, Rouen, vermandois, France.