Some articles on frezel:

Clan Fraser - History - Origins of The Surname
... This document states that a Simon Frezel was born to the knightly Frezel family from Anjou and, sometime after the year 1030, established himself in Scotland ... It also states that Simon Frezel's descendants multiplied and eventually became known as Frasers ... clan history, as all Frasers would have the knight Simon Frezel as a distant but common ancestor ...