Olwyn Gwallt Coch
- see device in Lochac Roll of Arms
- resident of Stormhold
- 645th in sequence in the Order of Precedence
- Ruled as Vicereine of Lochac with Viceroy James the Sinister from 5 January 1985 to 22 June 1985
Award of Arms - 7 April 1984
Court Barony - 22 June 1985
Coronaria - 5 November 2015