Surname Siswoyo (Siswoyo 
) , worldwide, is a common family name. The family name Siswoyo is characteristic of Indonesia, where it is quite a rare surname, Malaysia, where it is a rare surname, and Sweden. Much less frequently, Siswoyo is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Siswoyo | Malaysia, Hungary, Sweden, Singapore, Indonesia |
| wasis siswoyo Indonesian politician (born 1957), ID (b. 1957) |
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| hadi siswoyo ID (b. 1957) |
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| siswoyo hari santoso ID (b. 1962) |
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| edi siswoyo Indonesian political candidate in Jakarta I electoral district, ID |
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| edi siswoyo Indonesian political candidate in West Java III electoral district, ID |
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