Last name Piskunovs (Piskunovs 
) , all over the world, is a rare cognomen. The family name Piskunovs is habitual in Northern Europe, particularly Latvia, where it is quite a rare surname, Estonia, where it is a rare surname, and the United Kingdom, where it is an extremely rare surname. Not in comparison with a country's population, it is commonest in Latvia, the United States, and Estonia.
| VARIANT | COUNTRY |
|---|---|
| Piskunovs | United Kingdom, United States, Latvia, Estonia |