Hernández Coats of Arms

 
The Hernandez Surname is a variant of the name Hernando.  The suffix "ez" was added to a root name to indicate "the son of". 

The exact origin of the red shield is unknown.  The second originated in Castille, Spain.  The towers symbolize "protection and bravery".  The fleur-de-lis symbolize "faith, wisdom, and valor".