Worldwide, Делчо (Делчо 
, Delcho 
) is quite a common boy's first name. The first name Делчо is characteristic of Bulgaria, where it is quite a common masculine name, and Greece, where it is a rare masculine name. Also, Делчо is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Делчо | Bulgaria, Russia |
| Delcho | Bulgaria, Brazil, United States, Greece, North Macedonia |
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делчо гугов BG (b. 1855) |
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делчо коцев BG (b. 1876) |
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делчо илчев BG (b. 1885) |
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| делчо несторов BG (b. 1863) |
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делчо желязков делчев BG (b. 1920) |
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| делчо тодоров BG (b. 1891) |
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| делчо пандов BG (b. 1895) |
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| делчо чолаков Bulgarian military personnel (1910-1987), BG (b. 1910) |
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| делчо сугарев BG (b. 1905) |
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| делчо андонов симов BG (b. 1918) |
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| делчо станимиров BG (b. 1927) |
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| делчо лулчев BG (b. 1936) |
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| делчо каменов BG (b. 1940) |
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| делчо пенев BG (b. 1948) |
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