What is the #1 last name?

The most common surname in the United States is Smith. Actually, the most common surname in just about every English-speaking country is Smith.

What is a unique last name?

Collymore. Stoll. Verlice. Adler. Huxley. Ledger. Hayes. Ford.

What last names no longer exist?

There is a list of names that are extinct. It includes Bread, Spinster, Chips, Rummage, Pussett, Temples, Wellbelove, Hatman and Bytheseashore. Know anyone with those names – hardly. Other names with just a few individuals include Fernsby, Rushlands, Berrycloth, Dankworth, Birdwhistle, Relish and Tumbler.

Can a last name go extinct?

As offsprings of each generation can be either male or female and only the males carry on family names, the family name becomes extinct if male descendants die out. This is also related to the Y chromosome transmission in genetics.