Family name Lewis-Young (Lewis-Young 
) , in all the world, is a very rare cognomen. The family name Lewis-Young is habitual in Canada, where it is a very rare surname, the United Kingdom, where it is an extremely rare surname, and the United States. Parts of the name also exists independently as a last name Lewis, and a last name Young.
| VARIANT | COUNTRY |
|---|---|
| Lewis-Young | United Kingdom, United States, Canada |