Family name Onyskiw (Onyskiw 
) , globally, is a rare surname. The surname Onyskiw is characteristic of Canada, where it is a rare surname, Argentina, where it is a very rare surname, and the United Kingdom. Measured by absolute frequency, the name is most common in Canada, the United States, and the United Kingdom.
Mr, Brenda, Denise, Dwayne, Louisa, Walter, Matthew, Michael, Sheilah, Alfredo, Andrea, Roberto, Jillian, Natalie, Natasha, Mauricio, Brigitte, Kimberly, Danielle, Veronica, Sebastian, Daramis, Christine, Alicia, Helen, Max, Sean, Anne, Kate, Kyle, John, Maria, Steph, Allen, Miguel, Aaron, Kelly, Peter, David, Larii, Leola, Lesia, Linda, Jason, Jerry, Chris, and Christina