Andreas Giovanni is a 5th generation vampire of the Giovanni clan. He Embraced Lisandro Giovanni in 1721, and sent his childe to Mexico City to look into the effects of NAFTA in the 1990s.
This character is one of three different Andreas of the Giovanni family.
A second man named Andreas Giovanni was also mentioned as a 8th generation childe of Lucretia Giovanni. This Andreas was the scion of the Giovanni family in Boston.
A third individual named Andreas Niccolo Giovanni was also mentioned by the Guide to the Sabbat.
There are no indications if any of these characters are related to the others beyond their membership in the Giovanni clan.