Last name Giambalvo (Giambalvo 
) , globally, is quite a rare family name. The family name Giambalvo is characteristic of Italy, where it is quite a rare surname, the United States, where it is a rare surname, and Venezuela. Very seldom, Giambalvo is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Giambalvo | Argentina, Italy, Venezuela, Germany, United States |
| louis giambalvo American actor, US (b. 1945) |
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| valerio giambalvo Italian swimmer, IT (b. 1968) |
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| vincent william giambalvo Ph.D. Massachusetts Institute of Technology 1966 |
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| dario giambalvo researcher |
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| carol giambalvo writer |
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| margherita giambalvo |
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