Coat of Arms & Family Crest Details
J. B. Rietstap, Armorial Général, Gouda: G. B. van Goor Zonen, 1884–87
Blazon (the actual original written record)“De sa. au chev. d'arg., acc. de trois hures de sanglier du même.”
A record of documented arms, meaning and origin, researched for the Thirlwell family of Britain.
J. B. Rietstap, Armorial Général, Gouda: G. B. van Goor Zonen, 1884–87
Blazon (the actual original written record)“De sa. au chev. d'arg., acc. de trois hures de sanglier du même.”

The Thirlwell arms were recorded in Essex, c. 1700.
Essex lay close enough to London for City money to buy land there. Merchants who prospered moved out to estates within a day's ride, and a new landowner almost always wanted arms to go with the ground.
This is where the arms were entered in the register. Families often moved to other parts of the country, so the same name can turn up in more than one region.
English heraldry allowed arms to be shared by all legitimate descendants of the original owner. These symbols were treated as personal property that moved through the generations to all children. While the eldest son kept the original design, other family members could use the same shield without needing to change it or register their own unique versions.
The surname Thirlwell is rooted in the landscape of Northern England, specifically deriving from the Old Norse words for a narrow opening or a gap in a wall. Historically, the name is linked to a site near Hadrian’s Wall in Northumberland, where a castle of the same name once stood. While the family originated in the north, by the year 1700, records confirm that members of the Thirlwell family had established a presence in Essex. This migration likely occurred as individuals moved south in search of new economic opportunities or through marriage and local employment. During this period, families often moved across the country to work in emerging trade centers, and the presence of the Thirlwell name in Essex suggests that the family was part of this broader movement of people across England. Over time, the name evolved in spelling, but it remained a marker of a family that transitioned from the rugged northern frontier to the agricultural and developing regions of the southeast.
Derived from Old Norse thyrill meaning hole and well meaning spring.
