Cognomen Maclaud (Maclaud 
) , worldwide, is a rare family name. The family name Maclaud is characteristic of Panama, where it is a rare surname, Tanzania, and France, where it is a very rare surname. Very seldom, Maclaud is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Maclaud | Panama, Spain, Tanzania, France, Brazil |
| joseph edme charles maclaud French doctor and zoologist (b. 1866) |
|