Surname Larse (Larse 
) , all around the world, is a very rare family name. The cognomen Larse is habitual in Sweden, where it is a rare surname, Denmark, and Argentina, where it is a very rare surname. In absolute terms, it is the most numerous in the United States, Sweden, and Argentina. More prevalently, Larse is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Larse | Democratic Republic of the Congo, Philippines, Sweden, Argentina, United States |