Family:
                Bibliography
- 
Cokayne, George Edward, Complete Peerage of England, Scotland, Ireland, Great Britain, and the United Kingdom, extant, extinct, or dormant, vol 10, Oakham-Richmond. London: St Catherine Press, 1945. Reprinted (4 per page) Gloucester: A Sutton, 1982. Available at https://familysearch.org/search/catalog/271412 Information from this source tagged as [Ref: CP X [Ap][p0-9].*].
- father: 
- [Ref: CP X AppA p19]
Sources for death Information
- date: 
- [Ref: CP X AppA p22]
Research Notes:
Earl of half Caithness and later of half Orkney [Ref: CP X AppA p19]
Jarl of Orkney and Earl of half Caithness [Ref: CP X AppA p21(d)]
last Jarl of the male line of Eystein Glumra and Ragnvald I [Ref: CP X AppA
p22]
  
Pedigree of Erlend Jarl Of Orkney
                                                                /-----
Torf Einar I Jarl Of Orkney
                                                       /-----
Thormfin I Jarl Of Orkney
                                              /-----
Hlodve Jarl Of Orkney
                                             |        |         /-----
Dungad Earl Of Caithness
                                             |         \-----
Grelad  
                                             |                  \-----
Groa  
                                     /-----
Sigurd II Earl Of Orkney
                                    |        |         /-----
Kiarval King Of Ireland
                                    |         \-----
Edna  
                            /-----
Thorfinn Earl Of Orkney
                           |        |                           /-----
Mael Coluim (Malcolm I) Mac DOMNALL, King Of Scots
                           |        |                  /-----
Cinaed (Kenneth II) Mac MAEL COLUIM, King Of Scots
                           |        |         /-----
Mael Coluim (Malcolm II) Mac CINAED, King Of Scots
                           |        |        |         \-----
(Unknown) Of Leinster
                           |         \-----
Doada  
                   /-----
Paul I Jarl Of Orkney
                  |        |         /-----
Finn Arnisson
                  |         \-----
Ingibiorg Finnsdatter
                  |                 |                           /-----
Halfday Sigurdsson King Of Hadaflyke
                  |                 |                  /-----
Sigurd Syr King Of Ringeringe
                  |                 |         /-----
Halfdan Sigurdson  
                  |                 |        |        |         /-----
Godbrand Ruler Of Uplands
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Asta Gudbrandsdatter  
                  |                 |        |                  \-----
Ulfhilde  
                  |                  \-----
Bergliot  
          /-----
Hakon Jarl Of Orkney
         |        |         /-----
Hakon Ivarsson  
         |         \-----
(Unk Dau)  
         |                 |                                    /-----
Sigurd Syr King Of Ringeringe
         |                 |                           /-----
Harald King Of Norway
         |                 |                          |         \-----
Asta Gudbrandsdatter  
         |                 |                  /-----
Olav Sanftmutige King Of Norway
         |                 |                 |         \-----
Thora Thorbergsdatter  
         |                 |         /-----
Magnus Olavsson Barfuss King Of Norway
         |                 |        |         \-----
Thora  
         |                  \-----
Ragenhild  
         |                           \-----
Thora  
 /-----
Haraald Slettmali Jarl Of Orkney
|        |         /-----
Moddan Of Dair
|         \-----
Helga  
Erlend Jarl Of Orkney
  Descendants of Erlend Jarl Of Orkney