Family name Mclaughlin-Ross (Mclaughlin-Ross 
) , around the world, is an extremely rare cognomen. The cognomen Mclaughlin-Ross is habitual in Northern America, particularly the United States, where it is an extremely rare surname. Parts of the name also exists independently as a last name Mclaughlin, and a last name Ross.
| VARIANT | COUNTRY |
|---|---|
| Mclaughlin-Ross | United States |