Surname Maddey (Maddey 
) , across the world, is a very rare family name. The surname Maddey is habitual in Germany, where it is a very rare surname, the United States, where it is an extremely rare surname, and India. Likewise, Maddey is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Maddey | United States, Germany, France, India, Australia |