Cognomen Hardjanto (Hardjanto 
) , all around the world, is quite a rare family name. The family name Hardjanto is characteristic of Indonesia, where it is quite a rare surname, and the United States, where it is an extremely rare surname. Very seldom, Hardjanto is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Hardjanto | United States, Malaysia, Indonesia, Canada |
| wisnu wahyu hardjanto Indonesian politician (born 1975 in Klaten), ID (b. 1975) |
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| remigius sigid tri hardjanto ID |
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Ak, Wedo, Yuli, Maria, Sigit, Suryo, Sonny, Steff, Anang, Anton, Iwan, Arief, Bagus, Bagos, Billy, Ruben, Rudhy, Dimas, Donny, Djoko, Gotri, Arini, Tetto, Heru, Enny, Sh,, Sri, Ari, Rio, Dwi, Tri, Edi, Eka, Anik, Hery, Asti, Bayu, Bury, Budi, Koko, Rony, Rico, Rita, Rudi, Difa, Agus, and Teguh