Catherine of Ynys Fawr
- see device in Lochac Roll of Arms
- resident of Ynys Fawr
- formerly or alternatively known as Catherine of Cheshire
- 2521st in sequence in the Order of Precedence
- Award of Arms
- given by King Siridean I and Queen Siban,
- on 10 January 2009,
- at Twelfth Night (9-11 Jan 2009 at Fulton Park, Forth, TAS, AU).