Last name Grisaru (Grisaru 
) , globally, is a rare cognomen. The family name Grisaru is habitual in Israel, where it is a rare surname, Canada, where it is a very rare surname, and Italy. In absolute terms, it is commonest in Israel, Canada, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Grisaru | Italy, Canada, Israel, United States |
| marcus t. grisaru physicist, RO (b. 1929) |
|
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| silviu grisaru researcher (ORCID 0000-0002-6296-5858) |
|
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| dan grisaru researcher |
|