The majority of people
with the last name Guillergan
are born in May
and die in March
born dead
25.0% live in Illinois
12.5% live in New York and California
If you don't like people
named guillergan
you should probably move to
New Hampshire (None live there).
Fun fact: Illinois
is the state with the most
last name guillergan per capita.
Check out the popularity
of the last name guillergan
for each state in the map below.
