Surname Merlone (Merlon 
, Merlone 
, Merlón) , all over the world, is a rare last name. The cognomen Merlone is habitual in Honduras, where it is quite a rare surname, Italy, where it is a rare surname, and Nicaragua. In absolute terms, it is the most numerous in Italy, Honduras, and the United States. More frequently, Merlone is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Merlon | Nicaragua, Philippines, Honduras, United States, Democratic Republic of the Congo |
| Merlone | Germany, Italy, United States, Brazil, Democratic Republic of the Congo |
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roberto merlone Italian composer, IT (b. 1958) |
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| franco merlone Italian tennis player, IT (b. 1957) |
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| ugo merlone researcher (ORCID 0000-0002-8559-4914) |
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| ugo merlone Ph.D. Università degli Studi di Trieste 1998 |
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