Ragnvald Olafsson or Rǫgnvaldr Óláfsson may refer to:
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Ragnvald Heidumhære Ragnvald Heidumhære (or Rognvald) was a semi-historical petty king or chieftain of Vestfold in what is today Norway in the 9th century, according to ''Ynglingatal'' and to ''Ynglinga saga'' in ''Heimskringla''. He was apparently a member of the Yng ...
(fl. 9th century), possibly son of Olaf Geirstad-Alf, petty king of Vestfold
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Rǫgnvaldr Óláfsson (fl. 1164), king of Mann and the Isles
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Rǫgnvaldr Óláfsson (died 1249), king of Mann and the Isles
See also
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Rogvolod
Rogvolod (russian: Рогволод, translit=Rogvolod; be, Рагвалод, translit=Rahvałod; 920978) was the first chronicled prince of Polotsk (945–978). In the ''Russian Primary Chronicle'', he is known as , probably a slavicized versio ...
, 10th-century prince of Polotsk
{{hndis, Olafsson, Ragnvald