Last name Greshom (Greshom 
) , throughout the world, is a very rare surname. The family name Greshom is characteristic of Tanzania, where it is a very rare surname, Nigeria, where it is an extremely rare surname, and the United States. Much less frequently, Greshom is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Greshom | Tanzania, India, Nigeria, United States, South Africa |