Cognomen Mac Leod (Mac Leod 
) , around the globe, is a rare surname. The surname Mac Leod is habitual in Canada, where it is a rare surname, New Zealand, and Peru. Measured by absolute frequency, it most frequently occurs in the United States, Canada, and Peru. Very seldom, Mac Leod is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Mac Leod | Canada, Peru, France, New Zealand, United States |
|
julius mac leod biologist, professor (1857-1919), BE (b. 1857) |
|