Surname Montalto (Montalto 
, モンタルト) , in all the world, is a common family name. The cognomen Montalto is habitual in Malta, where it is quite a common surname, Italy, and Paraguay, where it is quite a rare surname. Not in comparison with a country's population, it is commonest in Italy, the United States, and Argentina. Very seldom, Montalto is the forename as well as the last name.
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| Montalto | Italy, France, United States, Germany, Argentina |
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philotheus elianus montalto physician, PT (b. 1567) |
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francesco peretti di montalto Italian Catholic Cardinal, IT (b. 1597) |
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| andrea baroni peretti montalto 17th-century Roman Catholic cardinal, IT (b. 1572) |
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| marta lodovica faussone di montalto 29 Sep 1650 - (b. 1650) |
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| francesco montalto Italian historian of philosophy (1863-1946), IT (b. 1863) |
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| giacomo montalto Italian socialist, politician and lawyer (1864-1934), IT (b. 1864) |
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| lina montalto Italian art historian (1894-1967), IT (b. 1894) |
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| saverio montalto Italian writer, IT (b. 1898) |
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| giangiacomo ciaccio montalto Italian magistrate (1941-1983), IT (b. 1941) |
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| salvatore montalto IT (b. 1936) |
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| john attard montalto Maltese politician, MT (b. 1953) |
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| domenico montalto Italian journalist, IT (b. 1954) |
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| marcello montalto author (1963-) (b. 1963) |
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| giuseppe montalto Italian police officer, IT (b. 1965) |
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| jean-marco montalto French actor, FR (b. 1973) |
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