The majority of persons
with the surname Heffernan
are born in May
and die in January
born dead
25.7% live in New York
13.6% live in Massachusetts
9.6% live in Illinois
If you don't like people
named heffernan
you should probably go to
Delaware (None live there).
Cool fact: Rhode Island
is the state with the most
last name heffernan per capita.
Check out the popularity
of the last name heffernan
for each state in the map below.
