Cognomen Tarplah (Tarplah 
) , all around the world, is a rare surname. The surname Tarplah is characteristic of Liberia, where it is quite a rare surname, and the United States, where it is an extremely rare surname. Much less frequently, Tarplah is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Tarplah | Nigeria, United States, Liberia |