Can't find information on surname DaSilvio?

-For a project I need to know where the surname DaSilvio originated, but I can't find anything! Please help! I think it could be Italian but it also could be Portuguese or Brazilian! What if its Spanish!??I couldn't a meaning for find Da Silvio, but I did find Silvio. There is one DaSilvio in the passenger lists and census from Italy and one from Portugal.



Edit. Da Silvio means 'from silvio'





Silvio Name Meaning and History

southern Italian: from the personal name Silvio (Latin Silvius, a derivative of silva 鈥榳ood鈥?, a masculine form of the more common female name Silvia.



Dictionary of American Family Names, Oxford University Press, ISBN 0-19-508137-4