Cognomen Kerah (Kerah 
, Kraag 
, Crage 
) , around the globe, is a rare last name. The family name Kerah is characteristic of Suriname, where it is quite a common surname, Estonia, where it is quite a rare surname, and Netherlands, where it is a rare surname. Measured by absolute frequency, it most frequently occurs in Netherlands, Indonesia, and the United States. Likewise, Kerah is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kerah | Myanmar, United States, Malaysia, India, Indonesia |
| Kraag | Netherlands, Suriname, United States, Estonia, Indonesia |
| Crage | United Kingdom, Nigeria, United States, India, Australia |