Surname Pacua (Pacua 
) , around the globe, is a rare last name. The cognomen Pacua is habitual in Paraguay, where it is quite a rare surname, Philippines, where it is a rare surname, and Argentina, where it is a very rare surname. Also, Pacua is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Pacua | Peru, Paraguay, Philippines, Argentina, India |