Family name พีรเพ็ญโภคัย (พีรเพ็ญโภคัย 
) , all around the world, is a very rare cognomen. The cognomen พีรเพ็ญโภคัย is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| พีรเพ็ญโภคัย | Thailand |