Family name Wirjono (Wirjono 
) , around the world, is a rare cognomen. The family name Wirjono is characteristic of Indonesia, where it is a rare surname, China, where it is an extremely rare surname, and the United States. Very seldom, Wirjono is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Wirjono | United States, China, Indonesia |
|
wirjono prodjodikoro Chief Justice of the Indonesian Supreme Court, ID (b. 1903) |
|
| wirjono koesmoedjihardjo ID (b. 1958) |
|