View source for Duke of Blue Hole

The title of '''Duke (or Duchess) of Blue Hole''' is granted to the noble ruler of the world [[Blue Hole]].

==List of Dukes of Blue Hole==
{| class="wikitable"
|- 
! scope="col" width="175" style="background: #dedede;" | Name
! scope="col" width="150" style="background: #dedede;" | Reign
|-
| [[Wilhelm Stefanis]]||[[3067]]<ref name=HHSp81>''Handbook: House Steiner'', p. 81: "Blue Hole Planet Profile"</ref>
|}

==References==
<references />

==Bibliography== 
* ''[[Handbook: House Steiner]]''

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[[Category:Noble Titles and Awards]]