Across the world, Mcmartin (Mcmartin 
) is a rare boy's first name. The first name Mcmartin is characteristic of Sub-Saharan Africa, particularly Reunion, where it is quite a common boy's name. More frequently, Mcmartin is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Mcmartin | United Kingdom, Australia, Reunion, United States, Canada |
| finlay mcmartin American politician – Minnesota -House 1909-14 (District 7), US (b. 1845) |
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| grant mcmartin Scottish footballer (born 1970), GB (b. 1970) |
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