Cognomen Plymen (Plymen 
) , globally, is a very rare surname. The cognomen Plymen is characteristic of the United Kingdom, where it is a very rare surname, and South Africa, where it is an extremely rare surname. Very seldom, Plymen is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Plymen | South Africa, India, United Kingdom |
| roger j. plymen D.Phil. University of Oxford 1967 |
|