Worldwide, Barnes-Mcdowell (Barnes-Mcdowell 
) is an extremely rare unknown gender forename. Predominantly, Barnes-Mcdowell is the last name as well as the forename. Parts of the name also exists independently as a last name Barnes, and a last name Mcdowell.
| VARIANT | COUNTRY |
|---|---|
| Barnes-Mcdowell | United States |