Cognomen Radmacker (Radmacker 
) , globally, is a very rare family name. The family name Radmacker is habitual in Northern America, particularly Canada, where it is a very rare surname, and the United States, where it is an extremely rare surname. Very seldom, Radmacker is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Radmacker | Canada, Brazil, United States |