Frederick von Rosen
- resident of Ynys Fawr
- formerly or alternatively known as Frederick von Gutrosen
- 3325th in sequence in the Order of Precedence
- Award of Arms
- given by King Bain and Queen Iglesia,
- on 1 June 2024,
- at Tudor Midwinter Merriments (1 Jun 2024 at Pilgrim Hall 34 Paterson Street, Launceston 7250).