Surname Makadam (Makadam 
, Macadam 
) , throughout the world, is quite a rare last name. The cognomen Makadam is characteristic of Canada, where it is quite a rare surname, New Zealand, and Australia, where it is a rare surname. Measured by absolute frequency, it is commonest in the United States, Canada, and India. Much less frequently, Makadam is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Makadam | France, India, Morocco, United Kingdom, South Africa |
| Macadam | Australia, India, Canada, United States, United Kingdom |