Cognomen Prasojo (Prasojo 
) , all around the world, is a common last name. The cognomen Prasojo is habitual in South-eastern Asia, particularly Indonesia, where it is quite a rare surname, Singapore, where it is a rare surname, and Malaysia. Very seldom, Prasojo is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Prasojo | Singapore, Indonesia, United States, Malaysia |
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eko prasojo ID (b. 1970) |
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| hadi prasojo ID (b. 1959) |
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| radityo eko prasojo computer scientist working in artificial intelligence and natural language processing, ID |
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| yogi sidik prasojo researcher |
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| lantip diat prasojo researcher (ORCID 0000-0001-8091-853X) |
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| lantip diat prasojo ID (b. 1974) |
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| anisa prasojo Indonesian politician (born 1992 in Jakarta), ID (b. 1992) |
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