Throughout the world, Krastyo (Кръстю 
, Krastyo 
, Крсто 
) is a common male forename. The first name Krastyo is characteristic of Bulgaria, where it is a common masculine name, and Greece, where it is a rare masculine name. Also, Krastyo is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Кръстю | Kazakhstan, Russia, Bulgaria |
| Krastyo | United Kingdom, Spain, Bulgaria, United States, Greece |
| Крсто | Russia, Ukraine |
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krastyo frangov Bulgarian pharmacist and revolutionary, MK (b. 1871) |
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krastyo alexov Bulgarian revolutionary, AL (b. 1877) |
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krastyo kalaburov GR (b. 1877) |
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krastyo krastev bulgarian physicist, RO (b. 1900) |
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krastyo priporski MK (b. 1900) |
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| krastyo uzunov Bulgarian revolutionary, GR (b. 1875) |
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| krastyo samardzhiev GR (b. 1886) |
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| krastyo yankov GR (b. 1892) |
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| krastyo rusev bulgarian politician, GR (b. 1913) |
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| krastyo gochev Bulgarian equestrian (b. 1917) |
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| krastyo buchkov researcher |
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Mitev, Buchkov, Krastev, Poryazov, Lazarov, Stanchev, Stoyanov, Atanasov, Karaboychev, Kavrakov, Krosnarov, Dimitrov, Georgiev, Jordanov, Trifonov, Zlatarev, Boychev, Angelov, Stankov, Malinov, Savov, Banov, Kolev, Kutov, Donev, Iliev, Minkov, Nedyalkov, Shopov, Petkov, Pentov, Ruskov, Dernev, Lambev, Ivanov, Yankov, Kuspov, and Dermendzhiyski