What is the ethnicity of the surname (Last Name) Saca?

Question:

What is the ethnicity of the surname (Last Name) Saca?

I'm doing a genealogy and just found out that the Surname (Last Name) of one of my great-grandmothers is Saca. Does anyone know the ethnic background of that last name?

Best Answer - Chosen by Asker: looking it up in census records... nearly every saca and de saca came from italy