Rudiger Adler
- see device in Lochac Roll of Arms
- resident of Cluain
- formerly or alternatively known as Roger of Cluain
- 432nd in sequence in the Order of Precedence
- Ruled as Baron of Ildhafn with Baroness Alyenora Brodier from 30 April 2011 to 25 November 2017
Award of Arms - 16 November 2002
Royal Cypher - 9 January 2010
Golden Sword - 2 December 2012
Golden Sword - 24 January 2014
Star and Lily - 2 May 2015
Court Barony - 25 November 2017
Golden Tear - 3 March 2018
Silver Pegasus - 3 March 2018
Rowan - 27 February 2021
Pelican - 29 October 2022
Red Wyvern - 17 March 2024