60.0% live in California
13.3% live in New York
6.7% live in Illinois, Louisiana, Utah and Oregon
If you don't like people
called siqueira
you should probably move to
New Hampshire (None live there).
Cool fact: Utah
is the state with the most
last name siqueira per capita.
Check out the popularity
of the last name siqueira
for each state in the map below.