Surname Martineau-Duff (Martineau-Duff 
) , all around the world, is an extremely rare cognomen. The surname Martineau-Duff 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 Martineau, and a last name Duff.
| VARIANT | COUNTRY |
|---|---|
| Martineau-Duff | United States |