Surname マッセイ (Massey 
, Matthay 
, マッセイ) , in the world, is a common cognomen. The last name マッセイ is habitual in Isle of Man, where it is quite a common surname, the United States, and the United Kingdom (explore the name in all countries). Not in comparison with a country's population, it is the most numerous in the United States, the United Kingdom, and India. Much less frequently, マッセイ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Massey | Canada, United Kingdom, United States, India, Australia |
| Matthay | India, United States, Germany |