28.6% live in California
14.3% live in New York
7.1% live in New Jersey, Pennsylvania, Illinois, Michigan, Minnesota, North Dakota and Kansas
If you don't like people
called thieu
you should probably go to
New Hampshire (None live there).
Cool fact: North Dakota
is the state with the most
last name thieu per capita.
Check out the popularity
of the last name thieu
for each state in the map below.