Cognomen Ismoyo (Ismoyo 
) , globally, is quite a common family name. The cognomen Ismoyo is characteristic of South-eastern Asia, particularly Indonesia, where it is quite a rare surname, and Malaysia, where it is a very rare surname. Much less frequently, Ismoyo is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ismoyo | Malaysia, Indonesia, United States |
|
dody ismoyo Indonesian engineer, researcher, Wikimedia editor, cosplayer and President of Wikimedia Community User Group Malaysia, ID (b. 1985) |
|
| bambang slamet ismoyo Indonesian political candidate, ID |
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