Family name Murphy-Brown (Murphy-Brown 
) , all over the world, is a very rare surname. The last name Murphy-Brown is characteristic of Canada, where it is an extremely rare surname, the United Kingdom, and the United States. Very seldom, Murphy-Brown is the forename as well as the last name. Parts of the name also exists independently as a last name Murphy, and a last name Brown.
| VARIANT | COUNTRY |
|---|---|
| Murphy-Brown | Canada, United Kingdom, Nigeria, United States |