Surname Pratiknjo (Pratiknjo 
) , throughout the world, is a rare cognomen. The cognomen Pratiknjo is habitual in Indonesia, where it is a rare surname, and the United States, where it is an extremely rare surname. Much less frequently, Pratiknjo is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Pratiknjo | Indonesia, United States |