Family name Dioyo (Dioyo 
) , all around the world, is a rare cognomen. The surname Dioyo is habitual in Philippines, where it is a rare surname, and Colombia, where it is a very rare surname. Very seldom, Dioyo is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Dioyo | Indonesia, Colombia, Philippines |