Surname Falch-Larsen (Falch-Larsen 
) , around the world, is a very rare cognomen. The cognomen Falch-Larsen is habitual in Northern Europe, particularly Norway, where it is a rare surname. Parts of the name also exists independently as a last name Falch, and a last name Larsen.
| VARIANT | COUNTRY |
|---|---|
| Falch-Larsen | Norway |