Willehelm von Tannenberg
- see device in Lochac Roll of Arms
- resident of Ildhafn
- formerly or alternatively known as Wilhelm of Ildhafn
- 258th in sequence in the Order of Precedence
Award of Arms - 4 February 2001
Crescent Sword of Caid - 18 March 2002
Gauntlet of Caid - 12 October 2002
Chivalry - 23 November 2003