Family name Martin Jr (Martin Jr 
) , in all the world, is quite a rare cognomen. The last name Martin Jr is habitual in the United States, where it is a rare surname, Philippines, where it is a very rare surname, and Canada. Very seldom, Martin Jr is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Martin Jr | Canada, Turkey, United States, Philippines |