Cognomen Senkiw (Senkiw 
) , in all the world, is a rare surname. The last name Senkiw is characteristic of Canada, where it is a rare surname, New Zealand, and the United States, where it is a very rare surname. Measured by absolute frequency, the name is most common in Canada, the United States, and Brazil.
| VARIANT | COUNTRY |
|---|---|
| Senkiw | Brazil, Canada, United Kingdom, United States, New Zealand |