Surname Malth (Malth 
) , in the world, is a very rare last name. The cognomen Malth is habitual in Germany, where it is a very rare surname, the United States, where it is an extremely rare surname, and India. More prevalently, Malth is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Malth | Germany, India, United States |