The ten most common last names
Smith leads the 2010 Census list with 2,442,977 people, followed by Johnson (1,932,812), Williams (1,625,252), Brown (1,437,026) and Jones (1,425,470). Garcia, Miller, Davis, Rodriguez and Martinez complete the top ten.
How concentrated surnames are
The Census published 162,253 surnames shared by at least 100 people each. The top 10 alone cover 4.9% of everyone with a recorded surname, the top 100 cover 17.3% and the top 1,000 cover 41.0%. At the other end, 29,312,001 people have surnames too rare to publish; the rarest published last names sit exactly at 100 people.
Find your own last name
The surname lookup gives any published name’s count, rank and a card you can share, and compares two surnames side by side. Counts come from the U.S. Census Bureau’s 2010 surname files; spellings are as recorded, in capitals and without accents, and are shown here in title case.
Good questions
What is the most common last name in America?
Smith, with 2,442,977 people in the 2010 Census, about 828 of every 100,000 people with a recorded surname. Johnson (1,932,812) and Williams (1,625,252) come next.
How many people have the last name Smith?
2,442,977 people reported Smith in the 2010 U.S. Census, the latest surname list the Census Bureau has published.
How much of the population do the most common surnames cover?
The top 10 surnames cover 4.9% of the 294,979,229 people with a recorded surname, the top 100 cover 17.3% and the top 1,000 cover 41.0%.
Which Spanish surnames are among the most common?
Garcia (6th), Rodriguez (9th), Martinez (10th), Hernandez (11th) and Lopez (12th) are all in the top 12 of the 2010 Census list.