Family name Пяткевіч (Pietkiewicz 
, Пяткевіч 
) , worldwide, is quite a rare last name. The cognomen Пяткевіч is habitual in Poland, where it is quite a rare surname, Cyprus, and Slovakia, where it is a rare surname. Not in comparison with a country's population, it is commonest in Poland, the United States, and Argentina. Also, Пяткевіч is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Pietkiewicz | Cyprus, United Kingdom, United States, Poland, Argentina |
| Пяткевіч | Belarus |
Petkevičius, Piatkevich, Piatkiewicz, Pyatkevich, and Петкявичюс
| часлаў пяткевіч BY (b. 1856) |
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| францішак пяткевіч BY (b. 1899) |
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| аляксей міхайлавіч пяткевіч Belarusian literary scholar, BY (b. 1931) |
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