by RosannaB (guest)
6/18/2004, 11:21 AM
I think it means "big Jacob".
Giacopa may be an Italian form of the name Jacob and I think the suffix -one (pronounced oh-nay) means "big".
It may well have been a surname first which was then taken as a personal name.
I may be wrong but I think it may be something like that.
I hope this helps. :)