29.3% live in Illinois
19.2% live in New York
9.1% live in Pennsylvania
If you don't like people
called giannopoulos
you should probably go to
Vermont (None live there).
Interesting fact: Illinois
is the state with the most
last name giannopoulos per capita.
Check out the popularity
of the last name giannopoulos
for each state in the map below.