Globally, Decebal (Decebal 
, Дечебал 
, Децебал ) is a rare boy's given name. The first name Decebal is characteristic of Romania, where it is quite a rare boy's name, Moldova, and Greece, where it is a rare boy's name. Likewise, Decebal is the last name as well as the forename.
| VARIANT | COUNTRY |
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| Decebal | Spain, France, Romania, Moldova, Greece |
| Дечебал | Russia, Ukraine |
| Децебал | Russia |
| decebal anastasescu RO (b. 1926) |
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| decebal traian remeș Romanian economist and politician, RO (b. 1949) |
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| decebal ilina (b. 1948) |
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| decebal vlad chess player (b. 1971) |
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| decebal făgădău Romanian politician from Constanța, RO (b. 1973) |
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| decebal vleja Romanian archaeologist (1975-), RO (b. 1975) |
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| decebal badila RO (b. 1968) |
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| decebal constantin mocanu researcher |
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| decebal gabriel lațcu researcher |
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| decebal-gabriel bacinschi Romanian politician from Focșani, Vrancea County, RO |
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| decebal dumitru isachi Romania politician from Dolhasca, Suceava county, RO |
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