The Grenfell Family were Head Teachers of Mostyn House School from 1863 to 2010.
The first Headteacher in the family was Algernon Sidney Grenfell (ASG),
who took over the existng school from Edward Price.
He was followed by his son, Algenon George Grenfell (AGG),
who carried out extensive building work.to be followed by his son,
A. D. Julian Grenfell. His daughter, Suzanna Grenfell succeeded him.
She was the fifth generation of the family to be head of the school.
For more information about the family, see Mostyn House School – A Time Line
For more on the Grenfell family history see here