Looks like it doesn’t yet incorporate the Census surname data, which has more than 160K U.S. last names: https://www.census.gov/topics/population/genealogy/data

Looks like it doesn’t yet incorporate the Census surname data, which has more than 160K U.S. last names: https://www.census.gov/topics/population/genealogy/data.html https://www.census.gov/topics/population/genealogy/data.html