Last name Mareis (Marish 
, Marese 
, Mareis 
) , across the world, is a rare family name. The last name Mareis is habitual in Armenia, where it is a rare surname, Switzerland, and Germany. Not in comparison with a country's population, it is the most numerous in Germany, the United States, and Tanzania. More frequently, Mareis is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Marish | Philippines, Tanzania, India, United States, South Africa |
| Marese | Philippines, Ghana, United States, Ireland, Democratic Republic of the Congo |
| Mareis | Philippines, Switzerland, United States, Germany, South Africa |
| Marays | Colombia, Brazil, India, United States, South Africa |
| alfons mareis (b. 1909) |
|
|
| claudia mareis (b. 1974) |
|